CMS-690M oem Cheap prices digital audio system table delegate wireless conference microphone

 

Main Host

*The digital conference microphone system host comes with a LED display, and built-in USB/SD card for background music or recording function;
*LED displays working mode and allowed speaking number.
*The number of speakers: 1-9 and full opening( 4 forms can be chosen)
*6 meeting work modes: 1.chairman mode 2.first in first out mode 3.last in first out mode 4.LIMIT mode 5.FREE mode 6.responder mode
*The host can connect 150 microphone units, it divide into 4 parallel outputs, each channel can connect 20 units.

*Protocol TCP/IP or RS-232 available for system integration.

*Short-circuit input for EMC, stop the meeting mode automatically;

* Main host adjust voice sensitivity and volume;

* Built-in IC card reader for check-in (sign) function;

* Voting function

* 6 in 4 out video switch matrix

Output impedance: 

REC:200Ω LINE:200Ω

BALANCE: 300Ω

UNBALANCE: 400Ω

Input impedance: LINE:50KΩ PBIN:50KΩ

S /N Ratio: 100dB (1KHz THD1%)

Size: 480*88*220 mm  

Chairman / Delegate Microphone Unit
*With microphone ,speaking button and indicator lamp that can show and control the state of speech.
*Whole plastic microphone shell.

* 2.23’’ OLED display;
*With a microphone unit connecting cable.
*With Chairman priority key;could shut all the delegate unit.
*The chairman unit can be placed in any position in loop.
*The chairman unit is unrestricted by the limiting function.
*The chairman unit quantity is unrestricted in the loop.
*High sensitivity microphone.
*The power for units is supplied by the master controller at 24V voltage.
*Hand-in-hand connection method.
*With a microphone unit connecting cable 2.1m, 8P core line, convenient installation can increase efficiency.

Type: capacitance
Polar pattern: one direction
Frequency response: 30Hz-18KHz
Sensitivity: -45±2dB@1KHz
Input voltage: DC 24V(powered by host)
Min input impedance: 1KΩ
S /N Ratio: 68dB
Output connector: 8P terminal
Input and output wire: 2.1M 8P shielded line
Mic length:425mm
Size:132*150*58mm
Weight:500g

Specification 

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