//Zenitel|Obsolete
3005020003 CTB-20.
//Zenitel|Obsolete
3005020003 CTB-20.

The Vingtor CTB-20 Talk-Back main panel is a 20 lines indoor unit able to select the communication up to 20 substations. In a CTB-20 Talk-Back system can operate up to 4 CTB-20 or CTB-20W main panels.

The physical dimensions of the units are based on the Euro DIN standard and fit neatly into integrated bridge solutions. The CTB-20 unit can be equipped with a gooseneck microphone MB-30G or with a hand microphone ETC-1-TB.

The CTB-20 Talk-Back system is DNV type approved.

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