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  • Front. Ring - Alarm Contact Sensor (1st Gen) - White.
  • Alt View 11. Ring - Alarm Contact Sensor (1st Gen) - White.
  • Ring Alarm - Testimonial video 0 minutes 45 seconds
  • Ring Alarm Product Overview video 0 minutes 30 seconds
  • Learn How Ring Security Can Help Protect Your Home video 1 minutes 17 seconds

Ring - Alarm Contact Sensor (1st Gen) - White

Model:
4SD1S7-0EN0
SKU:
6129211
Highly rated by customers for:
Your price for this item is $19.99

Customer reviews

Rating 4.8 out of 5 stars with 1076 reviews

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Rating by feature

  • Value

    Rating 4.6 out of 5 stars

  • Quality

    Rating 4.8 out of 5 stars

  • Ease of Use

    Rating 4.8 out of 5 stars

Pros mentioned filter

Cons mentioned filter

98%would recommend to a friend

Customers are saying

Customers express satisfaction with the Alarm Contact Sensor (1st Gen)'s ease of use, installation process, and affordable price point. The sensor's compatibility with the Ring system and its contribution to enhanced security are also well-received. However, some customers have expressed a desire for a smaller size.

This summary was generated by AI based on customer reviews.

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 47 Showing 921-940 of 1,076 reviews

  • Love it

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

    Easy set up! Love the integration with our Ring system. Great product.

    This review is from Ring - Contact Sensor (1st Gen) (6-Pack)

    I would recommend this to a friend

  • Very effective product

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

    Ring products are easy to setup in your home. I would recommend Ring.

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

    I would recommend this to a friend

  • Love them

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

    I love these nice and small and can’t really notice they are there .

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

    I would recommend this to a friend

  • Works great

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

    Works great for the ring alarm system. The signals are also sent very quickly.

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

    I would recommend this to a friend

  • must have for ring system

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

    I bought these to extend my existing ring system ..very happy with it

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

    I would recommend this to a friend

  • Awesome

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

    Great quality and highly recommend this ring product.

    I would recommend this to a friend

  • Switched to ring recently

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

    Recently switched to Ring from SimpliSafe - very pleased with the change.

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

    I would recommend this to a friend

  • Easy to Install

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

    Ring security is great DIY system. Even though the company passively refuses to support homekit since Amazon bought them, the customer support is great and pricing.

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

    I would recommend this to a friend

  • Great Sensors

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

    Pretty good deal for six sensors. Also seamless integration.

    This review is from Ring - Contact Sensor (1st Gen) (6-Pack)

    I would recommend this to a friend

  • Great product.

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

    I bought these to add to my system. Very easy to install.

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

    I would recommend this to a friend

  • Great

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

    Great addition to the ring doorbell, covers extra doors and windows.

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

    I would recommend this to a friend

  • Solid contacts

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

    Solid contacts. Just had them over 3 weeks and so far so good.

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

    I would recommend this to a friend

  • Works great

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

    Use this along with ring camara and whole hose security system

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

    I would recommend this to a friend

  • Easy to set up.

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

    I love the Ring system. It’s easy to set up and works great!

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

    I would recommend this to a friend

  • Perfect !

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

    Love the add ons you can use for ring best buy always has them in stock

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

    I would recommend this to a friend

  • Very easy to install

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

    I used this item to add on to my current situation. Great product.

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

    I would recommend this to a friend

  • Good doors and windows sensor

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

    Works great on doors and Windows. Alert you when it's open or close

    This review is from Ring - Contact Sensor (1st Gen) (6-Pack)

    I would recommend this to a friend

  • They work

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

    It’s nice to be able to purchase more sensors in like a value pack

    This review is from Ring - Contact Sensor (1st Gen) (6-Pack)

    I would recommend this to a friend

  • Great

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

    Love the "Ring" products... great security... feel very safe now!

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

    I would recommend this to a friend

  • Nice add on

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

    Wish they were cheaper but they get the job done no complaints

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

    I would recommend this to a friend
Page 47, Showing 921-940 of 1,076 reviews
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