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.
ETC-1-TB handheld microphone is suitable for all the ETB and CTB main panels.
The watertight (IP-66) Vingtor CD-4 box it is designed for connecting the headset VSP-36-PEL to the system network.
VSP-213-L (1020600935) is an indoor batteryless phone with a 12 position selector switch.
