Central unit of B-300T
■B-300T Central controller with Telephone coupler.
■Long-distance telephone conference could be conducted by this system.
■Integration of telephone coupler and equalizer are equipped inside the main controller so as to save extra equipment and fee.
■Clear voice, little noise interference
■Hawling could be effectively and automatically controlled.
■Limit mode could be set as 3/6.
■Two wiring terminals for system connection, each could be connected Max of 30 MIC units, total 60MIC units. The central controller could be extended and max of 180 MIC units could be connected by extending.
■The system conference is fit for small, medium and large inter national conference.
Voltage：AC220V±10% 50Hz
Response frequency：20Hz-20KHz
Output impedance：REC：200Ω
LINE：200Ω
BALANCE：300Ω
NOBALANCE：400Ω
Noise ratio：78dB（1KHz THD1%）
Dimension：485X220X50mm
Net weight：3.2KG
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