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  • Front. Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White.
  • Ring Home: See more. Know more. Protect more. Subscribe to Ring Home to supercharge your Ring experience with our most advanced video, intelligence, and security features. Choose a plan that's right for you. Recommended: * Basic: Get the basics with video event playback and smart notifications for one home camera. * Standard: The ideal Ring experience with enhanced features and helpful automations for all your home devices in one location. * Premium: Get the most advanced features for your home devices in one location. Additional options: * 180 Days Video Event History: $4.99/month * Person and Package Alerts: $49.99/month * Video Preview Alerts: $9.99/month * 0% Financing on select Ring.com purchases: $99.99/month * Alarm Professional Monitoring: $19.99/month (add-on to Standard or Premium plans) * Smart Video Search Beta: $19.99/month (add-on to Premium plan) * 24/7 Recording: $19.99/month (add-on to Standard or Premium plans) * SOS Emergency Response: $19.99/month (add-on to Premium plan)
  • Alt View 11. Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White.
  • Alt View 13. Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White.
  • Alt View 14. Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White.
  • Ring Home: See more. Know more. Protect more. Subscribe to Ring Home to supercharge your Ring experience with our most advanced video, intelligence, and security features. Choose a plan that's right for you. Recommended: * Basic: Get the basics with video event playback and smart notifications for one home camera. * Standard: The ideal Ring experience with enhanced features and helpful automations for your home devices in one location. * Premium: Get the most advanced features for your home devices in one location. Additional options: * Alarm Professional Monitoring for +$10: Includes everything Standard, plus 24/7 recording, SOS Emergency Response, and more. * Alarm Professional Monitoring for +$10: Includes everything Premium, plus Alarm Professional Monitoring for +$10.
  • Ring Alarm Products video 2 minutes 16 seconds
  • Ring Smart Lighting video 1 minutes 00 seconds

Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

Model:
4SD1SZ-0EN0
SKU:
10811739
Your price for this item is $14.99
The comparable value price is $19.99

Customer reviews

Rating 4.8 out of 5 stars with 1249 reviews

Rating Filter

Rating by feature

  • Value

    Rating 4.7 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

97%
would recommend
to a friend
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.
Page 24 Showing 461-480 of 1,249 reviews

  • Ring

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    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Ring products very good as is customer support Bestbuy Carrie’s a wide variety of their products.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

    I would recommend this to a friend

  • Extra sensors

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    These are very easy to add to your existing system. Very simple to scan and add.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

    I would recommend this to a friend

  • Good

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    They work pretty good. So far no complaints or issues

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Smaller Device with new features- worth purchase

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Smaller device with new features. I really like the newer model.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    I would recommend this to a friend

  • Ring sensor

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great overall product. Easy to install and set up with your existing Ring alarm system.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Good deal

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very easy to install. Great addition to my Ring Alarm System.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Home safety and peace of mind

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Needed this to replace a defective sensor for my new home. No issues since replacing

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    I would recommend this to a friend

  • Happy customer

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    Posted . Owned for 3 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Highly recommended to anyone interested in this item

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    I would recommend this to a friend

  • Ring security system purchase

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    Posted .
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great so far. Easy to install and program. Cost is worth it and affordable.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

    I would recommend this to a friend

  • Great sensors.

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Really not a lot to say...I bought these as an add on to my existing Ring system, they are easy to install, and seem to be working fine.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Worked perfectly to expand my security system

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    Posted . Owned for 2 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought these to add on to my ring security system. These are exactly like the ones that are shipped with the unit. Can't go wrong.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Easy Setup

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    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Already had a ring security system but needed another sensor took me all of ten minutes to add it. Great products and easy to install.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    I would recommend this to a friend

  • Sleek

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    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Super sleek and easy to install. Signal strength shows weak however still gives signals to the base station. So could be a firmware update

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    I would recommend this to a friend

  • Ring - Alarm Contact Sensors

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    These sensors work great for our use. So far so good, no issues with this Ring system.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • A must purchase!

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Paired perfectly with my existing ring alarm. The setup is so simple and easy. I would recommend these to anyone.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

    I would recommend this to a friend

  • Awesome and amazing

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    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Awesome and amazing easy contact sensor from ring.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Ring Sensors

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    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Easy to install by following the instructions great value.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    I would recommend this to a friend

  • Easy alarm add on.

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    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love all things on our Ring Alarm. Moved to a new house and needed to add a couple of door sensors. 15 minutes to install

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Ring Alarm Sensor

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    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Works only with Ring Alarm system. Easy to install and connects right away

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    I would recommend this to a friend

  • Love it so far

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    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This was easy toast up and install and it's working fine so far. We have 21 contact sensors. We went to Ring security from ADT.

    This review is from Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

    I would recommend this to a friend
Page 24, Showing 461-480 of 1,249 reviews
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