Product description details / Product description
VS-520C / D chairman / delegate intelligent digital conference microphone unit
*The surface of the microphone is made of high gloss plexiglass, which is beautiful, generous and easy to clean.
*Professional high fidelity, single high directivity capacitor microphone, speech distance can reach 10-40cm, the voice is clear, equipped with high-speed feedback suppressor can further increase the pickup distance to 50cm-80cm;
*With 2.1 m 8p male cable, the units are connected by splitter hand in hand, and the single line to microphone is convenient for installation and beautiful;
*The microphone unit is provided with DC24 V power supply by the system host, which belongs to the safe range. The microphone supports hot swap, and the small expansion power supply can be connected between the units to achieve single line long-distance segmented power supply;
*Turn on the microphone, speaker automatic mute function, built-in dual speakers, button type speaker volume adjustment, display the current volume;
*The microphone supports the third-party central control to realize video tracking, opening and closing, and the industrial RS232 communication protocol code is used between the central control and the conference system host;
*The microphone switch uses the automobile grade rubber switch button, which has the characteristics of durable and slight mechanical sound;
*The microphone has a 1.3-inch OLED blue light wide viewing angle and high contrast display screen, which can display the current meeting mode, microphone ID number, microphone speech status, speech timing and speech countdown in real time, so as to facilitate the participants to master the time and improve the efficiency of the meeting;
*The chairman's unit is not restricted by the conference mode and can be placed in any position. It has the function of controlling the order of the conference. It can close all the open representative units, press and hold the priority key to temporarily silence the delegate's interposing speech function, and release the hand to restore the original status of the representative (there is no temporary interposition function in the application mode, and the priority key can be pressed to approve the application for speaking representative to open it in the application mode, Press and hold the priority key to cut off the representative unit in the speech and the unit in application)
System specifications
Name VS-520C / D mic unitInput / output 8P-DIN × 1 (microphone line:2M )
Input input unidirectional condenser microphone
Condenser Microphone
Power supply DC24 V (supplied by main engine)
Current drain 35mA
Sensitivity - 47Db
Signal to noise ratio S / N 65dB
Frequency response 100-10KHZ
Weight: 1.2kg
Dimension (W, D, H) 153 × 153 × 47mm
Colors black
Installing the desktop desktop
Mic stem length 420mm activity


