Intercom Chime Module NA3003CThe Intercom Chime Module NA3003C 3 Note is an add onto the Master Station NM100,NM200, DMC1,DMC34. The NA3003C 3-Note Chime Module can be installed in either at the Master Station only. To announce a visitor, the intercom system's
door chime sounds through out the whole Intercom system and even to the back patio, or garage. When the chime button is pressed on a door speaker , sold separately, It is
connected to the intercom. The Intercom module can be set to play one, two, or
three notes with a different chime for each door.