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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 25 Showing 481-500 of 1,076 reviews
  • Pros mentioned:
    Price

    Rated 5 out of 5 stars

    Great deal

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

    Needed some extra sensors for my ring set. Caught them on sale for a great price!

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    Great product

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

    Havent had to change any batteries and its been over a year of use

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

    Rated 5 out of 5 stars

    Additional contacts for the Ring Alarm

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

    You will need these additional contacts for doors and windows for the ring alarm.

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

    Rated 5 out of 5 stars

    Easy to understand and install.

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

    Works just as advertised. Curbside pickup prompt and courteous.

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

    Rated 5 out of 5 stars

    Extra sensors

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

    Purchased addition sensors to add to my ring home security system. Linked perfectly.

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

    Rated 5 out of 5 stars

    Easy to install

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

    Easy to install and set up! Great to have the extra sensors!

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

    Rated 5 out of 5 stars

    Feel safe

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

    It was easy to install and I me and family feel safe

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

    Rated 5 out of 5 stars

    Easy add to existing Ring System

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

    Easy setup and link to existing Ring system. Just follow instructions provided

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

    Rated 5 out of 5 stars

    They work

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

    They do what they are supposed to do and they do it correctly.

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

    Rated 5 out of 5 stars

    Good

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

    Very easy to install. They work very well and fit perfect on the windows

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

    Rated 5 out of 5 stars

    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.

    Great sensors, very easy to install and sync with the alarm system.

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

    Rated 5 out of 5 stars

    Sensors

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

    Great sensors, very easy to install and sync with the alarm system.

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

    Rated 5 out of 5 stars

    Great product. no problems

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

    Great product, no problems, easy to install, would buy again.

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

    Rated 5 out of 5 stars

    Great price and ease of set up

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

    Great items for windows and doors. I’m pleased with the ease of set up

    I would recommend this to a friend
  • Rated 5 out of 5 stars

    a perce of mind at night.

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

    We needed this contact sensor for my garage door to secure it because my garage is detached from my main house and difficult hear alarm from a distance. Now whenever someone try to open the garage door, it notifies me for the incident so that I could have a perce of mind at night.

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

    Rated 5 out of 5 stars

    Great buy

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

    This is a great buy at a great price point. I am extremely pleased with it.

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

    Rated 5 out of 5 stars

    Easy to Install

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

    No issues so far. Easy to install and setup with the rest of our Ring products.

    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.

    Easy to install and to sync. Works great. Now, I have all my 3 doors secured.

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

    Rated 5 out of 5 stars

    Does what it’s supposed to

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

    Works exactly as described. One thing to note-make sure to line up the lines.

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

    Rated 5 out of 5 stars

    Ring sensors

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

    These are a perfect add on to the ring security system. Easy to add then on.

    I would recommend this to a friend