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The DB-1SD Audio Sub Station from Aiphone connects to the DB-1MD Audio Master Station (using a 4-conductor wire) in the DB Series Hands-Free Audio Only Entry System. It features a call tone volume control with mute indicator, receive volume control, All Call button, Talk button, and Off button. Up to 4 sub stations can be connected to the master station, and communication is possible between all the 5 stations via the All Call button.
Used with the DB-1MD Audio Master Station
All calls between stations in the same residence
Internal communication is hands-free (VOX) or push-to-talk (PTT)
Call tone volume with mute indicator
Receive volume control
In the Box
Aiphone DB-1SD Audio Sub Station for DB Series Hands-Free Audio Only Entry System
Limited 1-Year Warranty
Table of Contents
For Use with
DB-1MD Audio Master Station in the DB Series Hands-Free Audio Only Entry System
15 VAC, PT-1211C (not included)
Hands-free (VOX) after the Talk button is pressed once, or push-to-talk (PTT)
1 door station (with 1, 2, or 4 button), 5 stations per call button
To Master Station: 4-conductor, PE insulation
Master to Farthest Sub Station: 330.0' (110.6 m)
Talk Path: Single channel