DESC: NUTONE INTERCOM BISCUIT 20 watts of power drives up to 9 remote stations and 3 door speakers Built-in CD player plays music to each room speaker AM/FM radio with 12 channel presets and on/off timer Connects to existing entertainment components Hands-free response from any room Monitor any room in the house from any speaker Battery back-up for up to 30 hours Provision for mounting an optional gate/door release Requires rough-in kit Biscuit