AT&T 900MHz Wireless Intercom Pair

This 900 MHz wireless intercom set can expand up to 8 units used on 3 separate channels. they are table or wall mountable and easy to install - no special wiring needed. The call button sounds a tone to alert other units when you wish to speak, auto button allows voice-activated hands-free conversation. Perfect for the office or home use. 1 year manufacturer warranty. 4 Lbs.