<ul><li>1 DA-1DS 1-call audio entrance station</li><li>1 DB-1MD hands-free audio tenant master station</li><li>1 PT-1211C transformer</li><li>ABS plastic construction</li></ul><br><br>Aiphone Corporation DBS-1A Kit consists of DB-1MD and DA-1DS. Power supply required 15 VAC 1100. (Not supplied in kit). Features include: Connect electric door release with two wires from door station. Requires no extra power supply for door release. An AC operated door strike is required. Existing doorbell or chime wires can be utilized (disconnect from transformer). Internal stations are equipped with door release and one function button to turn on entrance light, etc. Optional call extension sounder. Connect up to 4 additional sub stations. Chime tone calling. All call between internal stations. ABS plastic construction.

Aiphone Corporation DBS-1A Box Set for DB Series, Multi-Tenant Intercom, ABS Plastic Construction