DB1SD

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The DB-1SD hands-free sub station features a call tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button. It connects via 4 wires to the DB-1MD master station. Up to 4 sub stations can be added to this master and communication is possible between the 5 total stations via the All Call button.



Used with the DA series door stations
Up to 5 stations per door call button
All Call between stations in same residence
Internal communication can be hands-free (VOX) or push-to-talk (PTT)
Door release powered by door station without the need of an additional transformer
Call tone volume control with mute indicator
Receive volume control
Optional Call Extension Sounder
Backlit directory at door
Simple two-wire connection for intercom and door release (Door strike wires directly to door station)
1, 2, or 4-call door stations for individual or multi-tenant applications 965