Aiphone All Call, Chime, and Music Adaptor for LEF Series Audio Intercom

Description

All Call, Chime, and Music Adaptor - All Call, Chime, and Music Adaptor for LEF Series - Music ON/OFF switch plus music and chime selector switch for each station - Chime volume control plus music, bass and treble controls - All Call pre-tone volume and speech volume controls - Terminals for power supply, music and door station connection and LEF-C network (All Call and music receiving) - Provides All Call and door chime for LEF-C and LEF-10S systems - Background music input - Mfg # BG-10C