The Signature Series uses radio frequency technology, allowing you freedom and flexibility with outstanding features and increased range of up to 2 000 feet. Quickly know when you have visitors, telephone calls or emergencies with the bright flashing strobe and distinctive LEDs.

Using the Signature Series Sound Monitor Transmitter, you can be notified of sounds around the home. Includes 2 AA batteries.

Features:

• Picks up sounds 3/4 of a second or more in length
  
• Range up to 2 000 feet
  
• Low battery indicator

Silent Call Promise: 5 Year Warranty, Superior Customer Support and Next Business Day Returns

Silent Call products are manufactured in the US, where they test and inspect every product to ensure the highest level of quality. Silent Call backs their products with this promise: Direct manufacturer 5 year warranty service and warranties serviced directly through Silent Call can expect next business day returns.

What else do I need to make this work?

This product will only work with products in the Silent Call Signature Series. In order to be notified, you will need to purchase a Silent Call Signature Series Receiver (see Accessories box).