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MC9170 central processor
产品编号：1065213904423636992
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Built-in telephone coupler input and output ports to convoke remote multi-party telephone conference
LCD is installed on the control panel to display system setting and operating status
Various conferencing modes of “FIFO”, “limit” and “free”
The limit switch for “number of simultaneously operating microphones”, and “1 microphone for speaking”, “6 microphones for speaking” or “all microphones for speaking” is optional.
Background tone adjustment, telephone input and total volume output adjuster are available.
Each system host is connected to 90 microphone units (or 60 microphone units with loudspeakers), which are hand-in-hand connected in parallel in 3 channels.
Parallel audio output and 6.3 jack output ports are configured.
Dual-track background music input port plays conference background music for microphone with built-in speakers.
Conference recording output port
Efficient and stable digital power supply, more environmental protection and less background noise
Rated voltage: AC220V±10% 50Hz
Frequency response: 20Hz-20KHz
Output impedance: REC: 200Ω
LINE：200Ω
BALANCE：300Ω
NOBALANCE：400Ω
SNR: 78dB (1KHz THD1%) 19” international standard rack
Maximum dimensions: 485X340X55MM
Net weight: 3.2Kg
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