Window Intercom Kits

   station and sub station audio output for recording.
Record and play back to substations 4

   window sub stations.
Built-in Recording signal output, can provide master

   Supervisor talk-in conversation can not be heard by 

   assistance to window service representatives. 

   with master stations. Used by supervisor to provide

   background (by supervisors), voice is lifelike and clear.
Can work with LBW series master stations to talk

   real-time monitor each windows conversation in

   window sub station.
Can works with LBW series master stations to

    handsome and voice is lifelike, clear and resonant.
Individual volume controls for both master station and

   congressional MIC is integrative. Appearance is

   SD-2001C, appearance is computer color.
This product adopts mainframe and more ascendant

   communication, capability is more ascendant than

 Automatic one-to-one 2-way hands-free