Plug-in 3-Channel Intercom 
Quantity in Basket: None
Code: HC-WHI3P
Price: $59.95
Plug-in Intercom system. Easy to install with plug and play capability. No new wires are required to add the indoor module to the intercom system. Just plug into an electrical outlet and you are ready.
Power source 110VAC @ 60 Hz.
Carrier frequency (A) 230KHz,(B) 260 KHz,(C) 290 KHz.
RF output power 100mW.
Audio output 500mW.
Modulation method - Frequency Modulation (FM).
Dimensions 6 in x 5 in x 1in
Manufacturer: Westinghouse
Manufacturer warranty: 1 year limited
Product questions: 800-842-5378