Defender - AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System, 4 Metal Cameras & 1TB HDD - White
Defender - AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System, 4 Metal Cameras & 1TB HDD - White
Number Of Cameras Included
4Related Item
Highlights
- Key Specs
- Field Of View: 125 degrees (The area of a target, measured as an angle from the location of viewing, that can be observed.)
- Night Vision: true
- Number Of Cameras Included: 4
- Camera Power Source: Power over Ethernet (PoE)
- Number Of Channels: 8
- Storage Type: NVR
- Indoor Or Outdoor Use: Indoor and outdoor (Indicates the appropriate environment product was designed to be used in.)
- Audio Communication: 1-way (1-way communication devices allow a user to hear detected audio, while 2-way communication adds the ability for a user to talk back through the device.)
- General
- Brand: Defender
- Model Number: NS8B4A-1T
- Product Name: Defender AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System, 4 Metal Cameras & 1TB HDD
- Color: White
- Camera
- Camera Resolution: 3840 x 2160, 3840 x 2160 (Refers to the number of pixels, both horizontally and vertically, used to capture video/images. The higher the resolution the finer the detail that can be seen.)
- Field Of View: 125 degrees (The area of a target, measured as an angle from the location of viewing, that can be observed.)
- Night Vision: true
- Night Vision Distance: 100 feet
- Night Vision Image: Color
- Camera Movement: Fixed
- Number Of Cameras Included: 4
- Frame Rate: 25 frames per second (The frequency at which consecutive images can be captured. The higher the frame rate, the more detail that can be captured.)
- Day/Night Mode: true (Captures images/video with optimal clarity by automatically adjusting settings to various light levels.)
- IP Camera: true (An Internet Protocol (IP) camera is able to record and display image/video data via the internet, without need for a local recording device.)
- Number of IR LEDs: 2 (Quantity of infrared (IR) LED lights for emitting IR light and allowing the camera to detect objects in low light.)
- Image Sensor Type: CMOS (CCD and CMOS are the two main technologies used in image sensors. CCD, the older of the two types, turns analog light signals into digital pixels. This conversion happens without distortion, resulting in high-quality images. Newer CMOS sensors use transistors at each pixel to move electrical charges. CMOS sensors are typically less expensive, but also require more light to create distortion-free images.)
- Power
- Camera Power Source: Power over Ethernet (PoE)
- Compatibility
- App Compatible: true (The product can be connected to a program or software application on a mobile device, which then receives collected data from the product.)
- Compatibility: Defender Empower App
- Model Compatibility: Apple iOS
- Operating System Compatibility: Android
- Voice Assistant Built-in: No, No (A digital assistant built into the device that uses voice commands to answer questions and control smart devices.)
- Connectivity
- Camera Connectivity: Wired (Security system cameras can be set up in several ways. Wired cameras require cables for power and footage transmission, while wire-free cameras don't need cables for either. Wireless cameras still require cables for receiving power but are able to transmit footage via a wireless network.)
- Recording & Playback
- Records Audio: true
- Number Of Channels: 8
- Storage
- Storage Type: NVR
- Performance
- Indoor Or Outdoor Use: Indoor and outdoor (Indicates the appropriate environment product was designed to be used in.)
- Protective Qualities: Weather resistant
- Features
- Audio Communication: 1-way (1-way communication devices allow a user to hear detected audio, while 2-way communication adds the ability for a user to talk back through the device.)
- Dimensions
- Product Height: 9.94 inches (The out of box height of the item. Height is measured as the vertical distance from the bottom of the item to the top as it would be primarily used or placed.)
- Product Width: 8.63 inches (The out of box width of the item. Width is measured as the horizontal distance from one side of the item to the other as it would be primarily used or placed.)
- Product Depth: 1.63 inches (The out of box depth of the item. Depth is measured as the distance from the front of the item to the back as it would be primarily used or placed.)
- Product Weight: 5 pounds (The out of box weight of the item.)
- Warranty
- Warranty - Parts: 1 year limited
- Warranty - Labor: 1 year limited
- Other
- UPC: 842751009624
Experience the gold standard in home security with the AI Sentinel 4K NVR Security System. This state-of-the-art home security system integrates seamlessly into your home, providing round-the-clock 4K quality surveillance with a simple DIY Setup. The next generation of SMART AI-Powered human detection uses an intelligent detection algorithm with instant mobile notifications. Advanced deterrence features include blue-red light, and a powerful LED spotlight. Enjoy sharp audio recording, and vibrant color night vision on your durable, metal weatherproof security cameras. No monthly fees required with the top-rated Empower Mobile app. ONLY compatible with Defender Empower app. Can not be used with other Defender apps.
- PREMIUM QUALITY, DIY SETUP: ONLY compatible with Defender Empower app. Can not be used with other Defender apps. Professional grade metal-encased NVR with IP66 rated cameras that are designed to withstand extreme weather-conditions.
- AI-POWERED SMART HUMAN DETECTION: Sentinel can detect human movement and alert you immediately, protecting your home or business while minimizing false alarms.
- FLASHING BLUE-RED LIGHT DETERRENCE: Criminal deterrence is activated immediately with high-intensity blue-red flashing lights, a powerful LED spotlight & siren.
- 4K CLEARVU: WITH AI SMART ENCODING: Breathtaking 4K Ultra HD captures even the finest details like faces or license plates with life-like clarity. AI SMART encoding optimizes footage to maximize storage.
- VIBRANT COLOR NIGHT VISION: Turn pitch darkness into vibrant color with laser sharp image enhancement and spotlight illumination from up to 100ft. away.
- NO MONTHLY FEES & LIMITLESS RECORDING: Your security cockpit with mobile & web-based viewing/controls. Expandable local storage utilizes SecureGuard™ technology & bank-level encryption to protect your footage.
- PREMIUM QUALITY, DIY SETUP: ONLY compatible with Defender Empower app. Can not be used with other Defender apps. Professional grade metal-encased NVR with IP66 rated cameras that are designed to withstand extreme weather-conditions.
- AI-POWERED SMART HUMAN DETECTION: Sentinel can detect human movement and alert you immediately, protecting your home or business while minimizing false alarms.
- FLASHING BLUE-RED LIGHT DETERRENCE: Criminal deterrence is activated immediately with high-intensity blue-red flashing lights, a powerful LED spotlight & siren.
- 4K CLEARVU: WITH AI SMART ENCODING: Breathtaking 4K Ultra HD captures even the finest details like faces or license plates with life-like clarity. AI SMART encoding optimizes footage to maximize storage.
- VIBRANT COLOR NIGHT VISION: Turn pitch darkness into vibrant color with laser sharp image enhancement and spotlight illumination from up to 100ft. away.
- NO MONTHLY FEES & LIMITLESS RECORDING: Your security cockpit with mobile & web-based viewing/controls. Expandable local storage utilizes SecureGuard™ technology & bank-level encryption to protect your footage.
- PREMIUM QUALITY, DIY SETUP: ONLY compatible with Defender Empower app. Can not be used with other Defender apps. Professional grade metal-encased NVR with IP66 rated cameras that are designed to withstand extreme weather-conditions.
- AI-POWERED SMART HUMAN DETECTION: Sentinel can detect human movement and alert you immediately, protecting your home or business while minimizing false alarms.
- FLASHING BLUE-RED LIGHT DETERRENCE: Criminal deterrence is activated immediately with high-intensity blue-red flashing lights, a powerful LED spotlight & siren.
- 4K CLEARVU: WITH AI SMART ENCODING: Breathtaking 4K Ultra HD captures even the finest details like faces or license plates with life-like clarity. AI SMART encoding optimizes footage to maximize storage.
- VIBRANT COLOR NIGHT VISION: Turn pitch darkness into vibrant color with laser sharp image enhancement and spotlight illumination from up to 100ft. away.
- NO MONTHLY FEES & LIMITLESS RECORDING: Your security cockpit with mobile & web-based viewing/controls. Expandable local storage utilizes SecureGuard™ technology & bank-level encryption to protect your footage.
Whats Included
- 4x SMART AI 4K PoE IP Cameras
- 1x 8ch NVR with 1TB HDD
- 4x 60ft Ethernet Cable
- 1x NVR Power Supply
- 1x USB Mouse
- 4x Camera Mounting Hardware and Drilling Templates
- 4x RJ45 Waterproof Cap
- Quick Start Guide
- 4x SMART AI 4K PoE IP Cameras
- 1x 8ch NVR with 1TB HDD
- 4x 60ft Ethernet Cable
- 1x NVR Power Supply
- 1x USB Mouse
- 4x Camera Mounting Hardware and Drilling Templates
- 4x RJ45 Waterproof Cap
- Quick Start Guide
- 4x SMART AI 4K PoE IP Cameras
- 1x 8ch NVR with 1TB HDD
- 4x 60ft Ethernet Cable
- 1x NVR Power Supply
- 1x USB Mouse
- 4x Camera Mounting Hardware and Drilling Templates
- 4x RJ45 Waterproof Cap
- Quick Start Guide
Product Manuals
Q: Does this security system require monthly fees?
A: No, this security system does not require any monthly fees for recording.
Q: What is the night vision distance of this security system?
A: The night vision distance of this security system is 100ft.
Q: Can I use this security system both indoors and outdoors?
A: Yes, this security system is designed for both indoor and outdoor use.
Q: What comes with this security system?
A: This system includes 6 metal cameras, an 8-channel PoE NVR, and a 1TB HDD.
Q: What is the night vision distance of this security system?
A: The night vision distance of this security system is up to 100 feet.
Q: What is the field of view for the cameras on this security system?
A: The security cameras on this system have a 125 degree field of view.
Q: What is the field of view for the cameras?
A: The cameras on this security system have a 125-degree field of view.
Q: Can this security system be used both indoors and outdoors?
A: Yes, this security system is rated for both indoor and outdoor use.
Compare similar products
Experience the gold standard in home security with the AI Sentinel 4K NVR Security System. This state-of-the-art home security system integrates seamlessly into your home, providing round-the-clock 4K quality surveillance with a simple DIY Setup. The next generation of SMART AI-Powered human detection uses an intelligent detection algorithm with instant mobile notifications. Advanced deterrence features include blue-red light, and a powerful LED spotlight. Enjoy sharp audio recording, and vibrant color night vision on your durable, metal weatherproof security cameras. No monthly fees required with the top-rated Empower Mobile app. ONLY compatible with Defender Empower app. Can not be used with other Defender apps.
Experience the gold standard in home security with the AI Sentinel 4K NVR Security System. This state-of-the-art home security system integrates seamlessly into your home, providing round-the-clock 4K quality surveillance with a simple DIY Setup. The next generation of SMART AI-Powered human detection uses an intelligent detection algorithm with instant mobile notifications. Advanced deterrence features include blue-red light, and a powerful LED spotlight. Enjoy sharp audio recording, and vibrant color night vision on your durable, metal weatherproof security cameras. No monthly fees required with the top-rated Empower Mobile app. ONLY compatible with Defender Empower app. Can not be used with other Defender apps.
The Arlo Pro Security Camera is also a $500 value when purchased separately at regular price, making it a smart upgrade for homeowners looking for a powerful smart home outdoor security camera system that is easy to install and simple to manage from anywhere. Get more from your home security camera system with the Arlo Pro Security Camera 2K (6th Gen) Bundle and an included 30-day Arlo Secure trial. Arlo Secure enhances your wireless security camera system with powerful features like 60-day video history, Custom Detections, and Smart Alerts that notify you when people, vehicles, animals, or packages are detected. You can even create personalized notifications for everyday events, such as whether your garage door is open, sprinklers are on, or your side gate is left open. If something urgent happens, you can quickly request help using one-tap Emergency Response directly from the Arlo app. Designed to help protect your home and loved ones, the Arlo Pro Security Camera delivers advanced protection with a high-performance wireless outdoor security camera system. Capture clear 2K HDR video that lets you positively identify people, vehicles, and animals while viewing more of your property with a wide 160° field of view. Whether you’re monitoring your driveway, yard, or entryway, this outdoor security camera helps you stay aware of activity around your home. These wireless security cameras connect easily to your network and function as reliable Wi-Fi cameras for home security, allowing you to watch live video and receive motion alerts directly on your smartphone. Setup is simple with Bluetooth, and Dual-Band Wi-Fi automatically connects to the stronger 2.4GHz or 5GHz signal to keep your wireless camera system running smoothly. The completely wireless outdoor camera design makes installation fast and flexible with no wiring required. Place your outdoor security cameras wherever you need them most around your home. The removable rechargeable battery allows you to easily recharge or swap batteries so your security camera system stays powered. See important details even at night with Color Night Vision and an Integrated Spotlight, making it easier to distinguish clothing colors, vehicle details, and facial features in low-light conditions. Low Power Mode helps extend battery life so your wireless outdoor security cameras for home security can provide dependable surveillance throughout the day and night.
Security Made Simple.When life gets busy, your security should stay easy. This 2K DVR System with 2-Way Audio features Bluetooth setup, no TV or monitor required. Set it up right from your phone. Enjoy full-color day and night vision up to 100 ft., a bright spotlight to deter intruders, and 2-way audio to talk or listen from anywhere. Need backup? Trigger a loud siren or preset voice alert to scare off unwanted guests. Get mobile alerts for people and vehicles, and store footage privately on the DVR with no monthly fees. Built for any weather, indoors or out, and expandable with compatible cameras. Use the free mobile app to stay connected on the go.
| Pros for Defender - AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System, 4 Metal Cameras & 1TB HDD - White | |||
|---|---|---|---|
| Video Quality, Setup Ease, Motion Detection | Video Quality, Setup Ease, Motion Detection | Video Quality, Setup Ease, Battery Life, Connectivity, Night Vision | Setup Ease, Night Vision Quality |
Specs
Reviews
Customers are saying
Customers are delighted by the AI POWERED Sentinel 4K Ultra HD Wired Security System, particularly its exceptional video quality, reliability, and advanced features. Users also appreciate the system's ease of setup and reliable motion detection, which minimizes false alarms and provides peace of mind.
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
- Rated 5 out of 5 stars
Easy to install and reliable.
Love these cameras. The set up is super easy and straight forward. The hardest part of it all is running the wires lol other than that you connect them and scan the QR code to download an app to your phone. The hardware is set up to detect the cameras once plugged in all you have to do is adjust time and settings. It’s fairly easy to do yourself. You do need internet and power for them to display. Just in case anyone is wondering. Other than that I am very happy with them and the way the display.
This review is from Defender - AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System, 6 Metal Cameras & 1TB HDD - White
Ruly7 Posted
- Rated 5 out of 5 stars
Great system!
I purchased this for my home and it is easy to set up and install defender makes good quality products. The app is easy to use and everything is easy to configure. You just need to be able to know how to install it and or hire a professional.
This review is from Defender - AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System, 8 Metal Cameras & 1TB HDD - White
Marsh Posted
- Rated 5 out of 5 stars
Defender: A Smart and Reliable Investment
The Defender - AI POWERED Sentinel 4K Ultra HD Wired 8 Channel PoE NVR Security System is an outstanding investment, delivering exceptional value for the price. Its 4K Ultra HD resolution provides nearly four times the clarity of 1080p, ensuring sharp, detailed images with impressive zoom and night vision capabilities. Whether I’m viewing footage on my home network or remotely from my phone, the system offers seamless accessibility. One of its standout features is its AI-powered object detection, which identifies people and vehicles based on their shapes. This intelligent filtering significantly reduces unnecessary alerts—eliminating notifications triggered by animals or shadows—so I only receive relevant security updates. Additionally, the continuous 24/7 recording feature adds another layer of reliability. With its pre-installed 1TB HDD, I can trust that every moment is captured, whether through constant recording or motion-triggered events. Having used an older version of this brand’s security system for over a decade, I decided to upgrade to this latest model—and the image quality and advanced technology have made it well worth the switch. For anyone seeking a high-quality, dependable security camera system, this is an excellent choice, making monitoring my home effortless.
Venkat Posted
