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2 inch ring

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Best Buy customers often prefer the following products when searching for 2 inch ring.

Ring is a home security system that uses video surveillance and other sensors to protect your property from intruders. The company's products are designed to work with other smart home devices. Browse the top-ranked list of 2 inch Rings below along with associated reviews and opinions.

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  1. Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White - Front_Zoom
    Top comment

    "You simply scan the code on the contact, then stick each side within. 5 inch of each other. Ring hub picks it up, you name it and it becomes part of the main system....Ring 6-Pack Contact Sensor - Best Buy Deal...Ring Sensors (2'nd Gen) worked remarkedly well. The six-pack from Best Buy is a bargain for $99.99. "

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    Product Description

    Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar. Ring Protect subscription required, sold separately.*
    See all Door & Window Alarms
    Top comment

    "You simply scan the code on the contact, then stick each side within. 5 inch of each other. Ring hub picks it up, you name it and it becomes part of the main system....Ring 6-Pack Contact Sensor - Best Buy Deal...Ring Sensors (2'nd Gen) worked remarkedly well. The six-pack from Best Buy is a bargain for $99.99. "

    See all customer reviews

    Product Description

    Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar. Ring Protect subscription required, sold separately.*
    See all Door & Window Alarms
    See all Door & Window Alarms
  2. Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White - Front_Zoom
    Top comment

    "Ring Gen 2 Sensors...Easy installation, and easy set up with previous ring devices....Love the Ring system!...I have the Ring 2 system, and I love it! These contact sensors are easy to connect and easy to install."

    See all customer reviews

    Product Description

    Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar. Ring Protect subscription required, sold separately.*
    See all Door & Window Alarms
    Top comment

    "Ring Gen 2 Sensors...Easy installation, and easy set up with previous ring devices....Love the Ring system!...I have the Ring 2 system, and I love it! These contact sensors are easy to connect and easy to install."

    See all customer reviews

    Product Description

    Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar. Ring Protect subscription required, sold separately.*
    See all Door & Window Alarms
    See all Door & Window Alarms
  3. Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White - Front_Zoom
    Top comment

    "Have ring service and purchased many of their door and window contacts. ...This works great with my ring alarm 2. It hooks up to my window. Easy install"

    See all customer reviews

    Product Description

    Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar. Ring Protect subscription required, sold separately.*
    See all Door & Window Alarms
    Top comment

    "Have ring service and purchased many of their door and window contacts. ...This works great with my ring alarm 2. It hooks up to my window. Easy install"

    See all customer reviews

    Product Description

    Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm and receive mobile alerts from the Ring App so you’ll always be the first to know when something’s ajar. Ring Protect subscription required, sold separately.*
    See all Door & Window Alarms
    See all Door & Window Alarms
  4. SimpliSafe - Whole Home Security System 17-piece - White - Front_Zoom
    Top comment

    "My favorite features are the slim keypad, the key ring remotes to set the alarm from my pocket, and the sensors! ...Each half of the door/window sensors need to be placed within a couple of inches of each other to established a closed state, but have a decent range if they need to be offset a bit. "

    See all customer reviews

    Product Description

    SimpliSafe delivers advanced security solutions that put you, your home, and your safety first. With optional professional monitoring powered by Fast Protect Technology, SimpliSafe combines innovative hardware with advanced AI and real people — for 24/7 professional monitoring that delivers fast emergency response when you need it most. The award-winning SimpliSafe system is effective, intuitive, and affordable – so that home can be safe and secure for everyone. You can protect every inch of your home. SimpliSafe has sensors for every room, window and door. HD security cameras for inside and out. Smarter ways to detect motion that alert you only when a threat is real. Hazard sensors that detect floods, and other threats to your home. Powerful sirens that can help stop intruders in their tracks. And, it’s backed by optional 24/7 professional monitoring—experts who are ready to dispatch emergency help immediately. That’s the unmatched combination that separates SimpliSafe Home Security from the others. Our bundles are designed from the start to be effective yet affordable. And with no long-term contracts or hidden fees. This 17-piece bundle provides layers of whole home protection from the outside in. Outside, the Wireless Outdoor Security camera keeps watch with a 140 degree field of view, 1080p HD resolution and color night vision, and includes 2-way audio. Inside, the wired Indoor security camera lets you see what's happening with crystal clear 1080p HD video as well as a 120° field of view day and night. A smash-safe Keypad that is soft to touch, easy to use during the day and night, and is wireless. The Base Station is the brains of the system and includes a battery backup that lasts up to 24 hours and a 95 dB siren. Entry Sensors (8 total) protect your doors, windows, and cabinets. Motion Sensors (2 total) are designed for human detection, not pet detection. Panic Button will sound the alarm with one touch and is customizable to send audible, silent alarms and medical alerts. The Glassbreak Sensor detects the unique sound of broken glass and triggers an alarm. And the Key Fob lets you arm and disarm your system with the press of a button. Advanced security, whole home protection. There's no safe like SimpliSafe.
    See all Home Security & Monitoring
    Top comment

    "My favorite features are the slim keypad, the key ring remotes to set the alarm from my pocket, and the sensors! ...Each half of the door/window sensors need to be placed within a couple of inches of each other to established a closed state, but have a decent range if they need to be offset a bit. "

    See all customer reviews

    Product Description

    SimpliSafe delivers advanced security solutions that put you, your home, and your safety first. With optional professional monitoring powered by Fast Protect Technology, SimpliSafe combines innovative hardware with advanced AI and real people — for 24/7 professional monitoring that delivers fast emergency response when you need it most. The award-winning SimpliSafe system is effective, intuitive, and affordable – so that home can be safe and secure for everyone. You can protect every inch of your home. SimpliSafe has sensors for every room, window and door. HD security cameras for inside and out. Smarter ways to detect motion that alert you only when a threat is real. Hazard sensors that detect floods, and other threats to your home. Powerful sirens that can help stop intruders in their tracks. And, it’s backed by optional 24/7 professional monitoring—experts who are ready to dispatch emergency help immediately. That’s the unmatched combination that separates SimpliSafe Home Security from the others. Our bundles are designed from the start to be effective yet affordable. And with no long-term contracts or hidden fees. This 17-piece bundle provides layers of whole home protection from the outside in. Outside, the Wireless Outdoor Security camera keeps watch with a 140 degree field of view, 1080p HD resolution and color night vision, and includes 2-way audio. Inside, the wired Indoor security camera lets you see what's happening with crystal clear 1080p HD video as well as a 120° field of view day and night. A smash-safe Keypad that is soft to touch, easy to use during the day and night, and is wireless. The Base Station is the brains of the system and includes a battery backup that lasts up to 24 hours and a 95 dB siren. Entry Sensors (8 total) protect your doors, windows, and cabinets. Motion Sensors (2 total) are designed for human detection, not pet detection. Panic Button will sound the alarm with one touch and is customizable to send audible, silent alarms and medical alerts. The Glassbreak Sensor detects the unique sound of broken glass and triggers an alarm. And the Key Fob lets you arm and disarm your system with the press of a button. Advanced security, whole home protection. There's no safe like SimpliSafe.
    See all Home Security & Monitoring
    See all Home Security & Monitoring
  5. SimpliSafe - Whole Home Security System 9-piece - White - Front_Zoom
    Top comment

    "We bought the one with 1 indoor and 1 outdoor camera and 3 door alarms. We are awaiting on 2 glass breakage items to come in. They should be easy enough to install. ...Therefore, while the affordability of SimpliSafe is enticing, exploring other options like Eufy or Ring might be worth considering for those seeking a more robust home security solution."

    See all customer reviews

    Product Description

    SimpliSafe delivers advanced security solutions that put you, your home, and your safety first. With optional professional monitoring powered by Fast Protect Technology, SimpliSafe combines innovative hardware with advanced AI and real people — for 24/7 professional monitoring that delivers fast emergency response when you need it most. The award-winning SimpliSafe system is effective, intuitive, and affordable – so that home can be safe and secure for everyone. You can protect every inch of your home. SimpliSafe has sensors for every room, window and door. HD security cameras for inside and out. Smarter ways to detect motion that alert you only when a threat is real. Hazard sensors that detect floods, and other threats to your home. Powerful sirens that can help stop intruders in their tracks. And, it’s backed by optional 24/7 professional monitoring—experts who are ready to dispatch emergency help immediately. That’s the unmatched combination that separates SimpliSafe Home Security from the others. Our bundles are designed from the start to be effective yet affordable. And with no long-term contracts or hidden fees. This 9-piece bundle provides layers of whole home protection from the outside in. Outside, the Wireless Outdoor Security camera keeps watch with a 140 degree field of view, 1080p HD resolution and color night vision, and includes 2-way audio. Inside, the wired Indoor security camera lets you see what's happening with crystal clear 1080p HD video as well as a 120° field of view day and night. A smash-safe Keypad that is soft to touch, easy to use during the day and night, and is wireless. The Base Station is the brains of the system and includes a battery backup that lasts up to 24 hours and a 95 dB siren. Entry Sensors (4 total) protect your doors, windows, and cabinets. And the Motion Sensor is designed for human detection, not pet detection. Advanced security, whole home protection. There's no safe like SimpliSafe.
    See all Home Security Systems
    Top comment

    "We bought the one with 1 indoor and 1 outdoor camera and 3 door alarms. We are awaiting on 2 glass breakage items to come in. They should be easy enough to install. ...Therefore, while the affordability of SimpliSafe is enticing, exploring other options like Eufy or Ring might be worth considering for those seeking a more robust home security solution."

    See all customer reviews

    Product Description

    SimpliSafe delivers advanced security solutions that put you, your home, and your safety first. With optional professional monitoring powered by Fast Protect Technology, SimpliSafe combines innovative hardware with advanced AI and real people — for 24/7 professional monitoring that delivers fast emergency response when you need it most. The award-winning SimpliSafe system is effective, intuitive, and affordable – so that home can be safe and secure for everyone. You can protect every inch of your home. SimpliSafe has sensors for every room, window and door. HD security cameras for inside and out. Smarter ways to detect motion that alert you only when a threat is real. Hazard sensors that detect floods, and other threats to your home. Powerful sirens that can help stop intruders in their tracks. And, it’s backed by optional 24/7 professional monitoring—experts who are ready to dispatch emergency help immediately. That’s the unmatched combination that separates SimpliSafe Home Security from the others. Our bundles are designed from the start to be effective yet affordable. And with no long-term contracts or hidden fees. This 9-piece bundle provides layers of whole home protection from the outside in. Outside, the Wireless Outdoor Security camera keeps watch with a 140 degree field of view, 1080p HD resolution and color night vision, and includes 2-way audio. Inside, the wired Indoor security camera lets you see what's happening with crystal clear 1080p HD video as well as a 120° field of view day and night. A smash-safe Keypad that is soft to touch, easy to use during the day and night, and is wireless. The Base Station is the brains of the system and includes a battery backup that lasts up to 24 hours and a 95 dB siren. Entry Sensors (4 total) protect your doors, windows, and cabinets. And the Motion Sensor is designed for human detection, not pet detection. Advanced security, whole home protection. There's no safe like SimpliSafe.
    See all Home Security Systems
    See all Home Security Systems
  6. Ring - Solar Powered Smart Lighting Pathlight - Black - Front_Zoom
    Top comment

    "Great addition to the ring family....These are a great addition to the ring family. They can help with motion detection and will work in conjunction with your ring cameras and your other smart devices. ...Solar ring pathway lights"

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    Product Description

    Solar-powered Pathlight that shines up to 80 lumens of 360-degree white light on walkways, driveways and pathways when motion is detected. Connect Solar Pathlight to the Ring Bridge to enable customizable smart controls, adjust the brightness and motion sensitivity and set schedules, all in the Ring App. You can also link with other select Ring Smart Lights, compatible Ring doorbells and cameras, and select Alexa-enabled devices to activate when motion is detected.
    See all Security Lighting
    Top comment

    "Great addition to the ring family....These are a great addition to the ring family. They can help with motion detection and will work in conjunction with your ring cameras and your other smart devices. ...Solar ring pathway lights"

    See all customer reviews

    Product Description

    Solar-powered Pathlight that shines up to 80 lumens of 360-degree white light on walkways, driveways and pathways when motion is detected. Connect Solar Pathlight to the Ring Bridge to enable customizable smart controls, adjust the brightness and motion sensitivity and set schedules, all in the Ring App. You can also link with other select Ring Smart Lights, compatible Ring doorbells and cameras, and select Alexa-enabled devices to activate when motion is detected.
    See all Security Lighting
    See all Security Lighting
  7. Swann - ActiveResponse Personal Safety Alarm Keychain with 110dB Emergency Siren - Black - Front_Zoom
    Top comment

    "This kit comes with the 2 personal alarm, 2 key rings, 2 lanyard, 2 batteries and the operating instructions. ...They both found it almost impossible to do unless the key ring was attached, and even then, found it hard to pull. 2) The emergency siren does not seem loud enough (or ’shrill’ enough?) "

    See all customer reviews

    Product Description

    Swann's ActiveResponse Smart Mobile Personal Safety Alarm is stylish yet discreet but has the power to potentially save your life. When you find yourself in the presence of danger or become lost, pull the pin for a loud 110 decibel siren, and / or push the button to alert your primary emergency contact of your location for FREE. A perfect personal security alarm for women. Pair the Mobile Personal Safety Alarm with the Swann Security app on your phone via Bluetooth, to ensure your family, friends, and even emergency services (via subscription), can be alerted to your location. Use the included keyring to clip the Alarm to your keys, bag, backpack, school bag, or use the lanyard to wear it around your neck. Stylish and discreet, it is small enough to carry in a handbag or in your hand. A useful accessory. Use as safety device while running or hiking. With a sturdy, compact design and long battery life, they are the perfect companion for a walk, run, hike or trek. Take one with you when you travel, as they are even allowed on planes where pepper spray and tasers aren’t. A perfect personal safety Alarm for women's self defense. ActiveResponse is also a great gift idea for family, students, seniors, the disabled, shift workers, outdoor enthusiasts and more.
    See all Home Alarms & Sensors
    Top comment

    "This kit comes with the 2 personal alarm, 2 key rings, 2 lanyard, 2 batteries and the operating instructions. ...They both found it almost impossible to do unless the key ring was attached, and even then, found it hard to pull. 2) The emergency siren does not seem loud enough (or ’shrill’ enough?) "

    See all customer reviews

    Product Description

    Swann's ActiveResponse Smart Mobile Personal Safety Alarm is stylish yet discreet but has the power to potentially save your life. When you find yourself in the presence of danger or become lost, pull the pin for a loud 110 decibel siren, and / or push the button to alert your primary emergency contact of your location for FREE. A perfect personal security alarm for women. Pair the Mobile Personal Safety Alarm with the Swann Security app on your phone via Bluetooth, to ensure your family, friends, and even emergency services (via subscription), can be alerted to your location. Use the included keyring to clip the Alarm to your keys, bag, backpack, school bag, or use the lanyard to wear it around your neck. Stylish and discreet, it is small enough to carry in a handbag or in your hand. A useful accessory. Use as safety device while running or hiking. With a sturdy, compact design and long battery life, they are the perfect companion for a walk, run, hike or trek. Take one with you when you travel, as they are even allowed on planes where pepper spray and tasers aren’t. A perfect personal safety Alarm for women's self defense. ActiveResponse is also a great gift idea for family, students, seniors, the disabled, shift workers, outdoor enthusiasts and more.
    See all Home Alarms & Sensors
    See all Home Alarms & Sensors
  8. eufy Security - E340 Video Doorbell - Wired/Battery Operated - black - Front_Zoom
    Top comment

    "Replacement to my Ring Door Bell Pro...Did not want to continue overpriced subscription, this door bell gives you ability to see in color at night do to its lightning, you do need to get used to its software, it could be better. Ring did have better manipulation of software and alerts, other than that, this doorbell has better resolution and 2 cameras....Like the dual camera and fast notifications when someone walks towards the front door or rings the doorbell."

    See all customer reviews

    Product Description

    Discover next-level home security with the eufy Video Doorbell E340. Enjoy door-to-floor full color views with dual 2K HD cameras and with the industry-first dual-light system, it activates upon detecting motion eliminating blind spots, day and night. It provides 8GB of local storage (about 60 days worth of recordings) with advanced encryption to keep your data secure. Say goodbye to monthly cloud storage fees and save an estimated $47.88 per year! Stay connected with the eufy App or an optional door chime that alerts you when visitors arrive and can expand storage up to 128GB with a microSD card (not included). Installation is a breeze as the hybrid-powered doorbell works with existing doorbell wiring or can run on battery power for up to 6 months on a single charge. Plus, it is IP65 weatherproof rating, so it keeps working come rain, snow or shine.
    See all Security Cameras & Surveillance
    Top comment

    "Replacement to my Ring Door Bell Pro...Did not want to continue overpriced subscription, this door bell gives you ability to see in color at night do to its lightning, you do need to get used to its software, it could be better. Ring did have better manipulation of software and alerts, other than that, this doorbell has better resolution and 2 cameras....Like the dual camera and fast notifications when someone walks towards the front door or rings the doorbell."

    See all customer reviews

    Product Description

    Discover next-level home security with the eufy Video Doorbell E340. Enjoy door-to-floor full color views with dual 2K HD cameras and with the industry-first dual-light system, it activates upon detecting motion eliminating blind spots, day and night. It provides 8GB of local storage (about 60 days worth of recordings) with advanced encryption to keep your data secure. Say goodbye to monthly cloud storage fees and save an estimated $47.88 per year! Stay connected with the eufy App or an optional door chime that alerts you when visitors arrive and can expand storage up to 128GB with a microSD card (not included). Installation is a breeze as the hybrid-powered doorbell works with existing doorbell wiring or can run on battery power for up to 6 months on a single charge. Plus, it is IP65 weatherproof rating, so it keeps working come rain, snow or shine.
    See all Security Cameras & Surveillance
    See all Security Cameras & Surveillance
  9. Bird Buddy - Smart Bird Feeder with Solar Roof - Blue - Front_Zoom
    Top comment

    "Even though I placed it a little farther past my ring camera which needs WiFi, the Bird Buddy has no problem picking up WiFi. ...I'm impressed with the clarity of the "post cards" it sends, for I can see a Titmouse scrounging for food from just a few inches. My only issue with the Buddy has been its safety. "

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    Product Description

    Receive gorgeous close-up photos of your birds whenever they visit! Bird Buddy is an AI-powered camera feeder that attracts local birds, capturing intimate photos and videos while they feed. The user-friendly companion app notifies you of new visitors with photo postcards, identifies the species, and offers fun facts about that species to enrich your understanding of your feathered friends. Plus, the detachable solar roof harnesses the power of the sun for longer photoshoots with your wildlife.
    See all Security Camera & System Accessories
    Top comment

    "Even though I placed it a little farther past my ring camera which needs WiFi, the Bird Buddy has no problem picking up WiFi. ...I'm impressed with the clarity of the "post cards" it sends, for I can see a Titmouse scrounging for food from just a few inches. My only issue with the Buddy has been its safety. "

    See all customer reviews

    Product Description

    Receive gorgeous close-up photos of your birds whenever they visit! Bird Buddy is an AI-powered camera feeder that attracts local birds, capturing intimate photos and videos while they feed. The user-friendly companion app notifies you of new visitors with photo postcards, identifies the species, and offers fun facts about that species to enrich your understanding of your feathered friends. Plus, the detachable solar roof harnesses the power of the sun for longer photoshoots with your wildlife.
    See all Security Camera & System Accessories
    See all Security Camera & System Accessories
  10. Ring - Alarm Pro Home Security Kit 14 Pieces - White - Front_Zoom
    Top comment

    "Ring security...We love our ring products and have left our big name security company...ring...it is good and very useful. ring brand is good we like it"

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    Product Description

    Alarm Pro Security Kit, 14-Piece combines whole-home protection, a fast eero Wi-Fi 6 router, and network security in one. Protect 8 windows or doors and add motion detection to 2 hallways or rooms. Enjoy wifi coverage of up to 1500 sq. ft.* Level-up your protection with a Ring Protect Pro subscription, sold separately, to get real-time alerts in the Ring App when your Alarm is triggered**, on-demand emergency support with optional Alarm Professional Monitoring***, and 24/7 Backup Internet that keeps your compatible devices connected if the primary internet goes out.****
    See all Home Security Systems
    Top comment

    "Ring security...We love our ring products and have left our big name security company...ring...it is good and very useful. ring brand is good we like it"

    See all customer reviews

    Product Description

    Alarm Pro Security Kit, 14-Piece combines whole-home protection, a fast eero Wi-Fi 6 router, and network security in one. Protect 8 windows or doors and add motion detection to 2 hallways or rooms. Enjoy wifi coverage of up to 1500 sq. ft.* Level-up your protection with a Ring Protect Pro subscription, sold separately, to get real-time alerts in the Ring App when your Alarm is triggered**, on-demand emergency support with optional Alarm Professional Monitoring***, and 24/7 Backup Internet that keeps your compatible devices connected if the primary internet goes out.****
    See all Home Security Systems
    See all Home Security Systems
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