Window Intercom System

TBK-20

TBK-20 intercom system is primarily used in the counters and Bank/Window, or any places where conversations need to be Assisted.

Features

Streamline design, main unit is made of luxurious aluminum
alloy and internal microphone for the extension. One-cable
connection and simple installation
High quality speaker for main unit and extension, high sensitive microphone, longer metal tube microphone for dual-way intercommunication
Adjustable volume with separate switch.
Auto dual-way intercommunication without pressing any button
Double-track adjustment with indicating light
Spare record jack for the bank

MODEL TBK-20
Working voltage DC9V
Max working current 600mA
Main and assistant sound boxes 2W-2W 100Hz-15KHz
Outside microphone -48db
Inside microphone -48db
Other function Dual-way audio record
Exterior size 158*87*46mm(Master Station)                   78*20mm(Sub Station)

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