TS-0604M
ITC TS-0604M Digital Conference System Controller, Four conference modes: FIFO (first-in first-out mode); NORMAL (normal mode); FREE (free mode); APPLY (apply speaking), 128 unit capacity, expansion to 4096 units, Frequency Response: 30 ~ 20KHz, SNR: >72dB(A), Channel Crosstalk: >80 dB, THD: <0.05%, Audio Input: LINE IN: 775mV unbalanced, MIC IN : 50mV unbalanced, Audio Output: LINE OUT: 1V unbalanced, REC OUT: 200mV unbalanced, Output Load: >1K, Connect Cable: Special cables (8 cores), Standard: IEC60914, Black.