Bitron T-line handset AV1407/002

AV1407/002. Standard handset for Bitron  1+N audio systems.

Features:

T-Line series electronic door phone with door-opener button and 1 service button.  In white ABS.

Dimensions:

220mm x 83.4mm x 53.1mm

Terminals:

AU, AU     Aux Button
1              System ground 
2              Speak signal / call tone 
(P              Local Call (switched))