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Customer Ratings & Reviews

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

Customer reviews

Rating 4.8 out of 5 stars with 1076 reviews

Rating Filter

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 27 Showing 521-540 of 1,076 reviews
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    NICE PRODUCT

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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 set up. A great alternative to a commercial system.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Works as described

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

    No issues. Works exactly as described. This is an add on for the alarm set.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Satisfied

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

    I have used the items already and they are working great.

    I would recommend this to a friend
  • Pros mentioned:
    Installation

    Rated 5 out of 5 stars

    ring

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

    I really like my Ring alarm system easy to use and setup

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Completes the syste.

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

    system. Of the easiest things you can put together... very well designed.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great product

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

    Works great. Worth price. Goes with system Easy installation

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Sensors

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

    Needed extra sensors for my alarm system. Easy install and connection.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great product

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

    Great product, easy to use and would recommend to a friend

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Awesome and easy to instal

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

    Ring has done it again! Awesome product, east to use and install

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 4 out of 5 stars

    Work well. Easy to install.

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

    I ended up getting these through a better combo deal at Costco. They are easy to mount. They have just enough leeway for doors that aren't flush with the trim.

    I would recommend this to a friend
  • Pros mentioned:
    Installation

    Rated 5 out of 5 stars

    No complaints

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

    Getting additional sensors was a great choice, for my two patio doors.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great Product!!!

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

    Very easy to pair, must have item if you are getting ring alarm system.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    ring alarm

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

    these are easy to add to the ring alarm system for windows or doors

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Works great

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

    This is an excellent product, easy to install. Integrated easily with app.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Works as expected

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

    I added these onto my system. Adhesive tape is strong. All sensors work.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Great buy

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

    Very cheap and easy to install just like the compete system. Thanks

    I would recommend this to a friend
  • Pros mentioned:
    Installation

    Rated 5 out of 5 stars

    Excellent priduct

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

    Purchased additional sensors for alarm system. Easy to install.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    works great!

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

    Works great! Easy to set up. Simple and fast. Feel safer with them

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Add on to existing Ring System

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

    Works as it is supposed to. No issues with installing.

    I would recommend this to a friend
  • Pros mentioned:
    Ease of use

    Rated 5 out of 5 stars

    Ring Alarm

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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.

    Great item and easy to install. You’ll be happy with your purchase!

    I would recommend this to a friend