* Support digital audio transmission technology, simultaneous interpretation channel number 31 + 1, speech separation technology.
* Super extensions function: system microphone capacity of 4096, hand in hand connection, support hot swapping.
* Totally 4 channel meeting unit output interface with output circuit indicator light. When the circuit is normal LED lights flashing, LED lights turn off when the circuit disconnected.
* Four microphone management mode: FIFO/NORMAL/VOICE (acoustic)/APPLY.
* Speech microphone quantity and time selector: 1, 2, 4 & 8 chairman units are free of control.
* The conference controller using TCP/IP protocol to match with computer, and via Ethernet interface connection host computer to achieve remote control.
* Access to the wireless network, matched with wireless touch screen, android computer and phone to control.
* To support a camera to achieve the camera tracking, to match with camera tracking host to multi-channel video automatic tracking function.
* The fire alarm trigger interface to provide fire alarm information.
* Support output 22 channels analog audio signal, for the use of infrared transmission system or recording.
* With the mobile phone module, to send  text messages to the participants.
* The host with optical fiber interface, ensure long distance transmission quality without attenuation. It can realize two remote conference rooms into a conference room.
* To realize the extension system, and can cascade, central control system of closely connection.
* Resistance to radio frequency interference (such as mobile phone), the microphone EQ can adjust independent.
* Host backup system for double-machine, can achieve check-in function when it disconnected with computer.
* Support the Cobra Net protocol.

Information product:



 Microphone  Capacity


Channel Quantity


Frequency Response

30 ~ 2KHz

S.N Ratio


Dynamic Range

> 80dB

Channel Isolation

> 80dB

Total Harmonic Distortion

< 0.05%

Power Supply

AC 110V - 240V, 50Hz/60Hz

Audio input

LINE IN 1: 775mV (balance)


LINE IN 2: 775mV (unbalance)

Audio Output

LINE OUT 1: 1V (balance)


LINE OUT 2: 1V (unbalance)

Output Load

> 1KΩ   

RJ45 Internet Ports

Connect the computer

Maximum Power

400 W

Connection Way

Special cable core (6 core)




About 3Kg


485L x 235W  x 45H (mm)

Working temperature

5℃ ~ + 40℃

Work humidity

20% ~ 80% relative humidity and condensation


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