This telephone transmitter is a part of the Visit smart home system that helps you to keep tabs on your home and receive important notifications to events such as telephone calls. This transmitter informs you when you receive a call or message, and features 3 separate triggers.
Up to 250 meter range
Battery lasts up to 5 years!
Works only with the Visit range of receivers
Size: 2.9" x 3.9" x 1.1"
Includes: Transmitter, batteries, velcro for attaching to the wall or other surface.