Last-Minute SavingsLimited quantities.Shop now

Skip to content
Gift Ideas
Main Content

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 32 Showing 621-640 of 1,076 reviews
  • Pros mentioned:
    Security

    Rated 5 out of 5 stars

    Good value

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

    Great adds extra security functions well would recommend

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

    Rated 5 out of 5 stars

    Great sensors!

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

    I love this product, it helps me feel safe! It’s a must have.

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

    Rated 5 out of 5 stars

    Works great

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

    Ring is a good quality product. Works great. Great value.

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

    Rated 5 out of 5 stars

    Works perfect on doors and windows

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

    Very easy to set up using the ring app and afford pricing

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

    Rated 5 out of 5 stars

    Good product

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

    As usual easy to add to existing system. Got it for cheaper

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

    Rated 5 out of 5 stars

    Easy

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

    Easy to use and easy to setup. Best Buy also has good pricing.

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

    Rated 5 out of 5 stars

    low cost system

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

    It is low-cost security system and easy to instal.

    I would recommend this to a friend
  • Cons mentioned:
    Size

    Rated 4 out of 5 stars

    Ring Sensors are large

    |
    |
    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Sensors work very well but they are larger than I thought that they would be. They could be engineered to be smaller but work good.

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

    Rated 5 out of 5 stars

    Ring Alarm Contact Sensors

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

    Easy to install and integrate into Ring security system.

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

    Rated 5 out of 5 stars

    Exactly what I needed

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

    Perfect addition to my Originally bought ring package.

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

    Rated 5 out of 5 stars

    Perfect for diy alarm install.

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

    Very easy to install and connect to existing ring base.

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

    Rated 5 out of 5 stars

    Good

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

    Works well and was easily paired with my existing system.

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

    Rated 5 out of 5 stars

    Love it.

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

    Easy to put on. Bought a lot for all my windows & my doors.

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

    Rated 5 out of 5 stars

    Very Easy ti add on with Ring Alarm

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Very easy to use and add on with your Ring Alarm System.

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

    Rated 5 out of 5 stars

    Exelent!

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

    I place this in each windows and doors and works great.

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

    Rated 4 out of 5 stars

    Easy security

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

    Haven’t had these up long enough to comment on battery life, but install was very easy. As long as they are aligned they work very well.

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

    Rated 5 out of 5 stars

    Great device

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

    Easy to set up with ring security system. Device works Great.

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

    Rated 5 out of 5 stars

    Works great

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

    No problems. Works as expected. Easily connects to base unit.

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

    Rated 5 out of 5 stars

    These work great!

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

    Super easy to add onto my existing alarm system from Ring.

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

    Rated 5 out of 5 stars

    Perfect!

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

    Perfect! Bought these to finish off my alarm setup.

    I would recommend this to a friend