The white AT-306 Additional Sub Unit from Aiphone is used with the AT-406 Indoor Handset-To-Handset Audio-Only Intercom System. The AT-306 receives and places calls to and from the master handset (AT-206). Communication is through the handset. Up to 2 additional sub units can be added to the system. The AT-306 can be powered by 4 AA batteries or a 6VDC power supply (both not included).
Suitable for communication in RVs (cab-to-camper), boats (deck-to-cabin), Limousines (chauffer-to-back seat), restaurants (kitchen-to-bar)
Electronic call tone (not adjustable)
Front loading batteries
Battery or DC powered
UPC: 790143344580