— In compliance with IEC60914 international standard.

— Compact black panel for flush mounting, LED indicator with working status.

— Physical Mic button utilizes touch design, with concise appearance, convenient operation,  accurate response and long service life. 

— Automatic restoration function: supports hot plug. 

— It can connect to the voting module and handheld voting module to realize function expansion. 

— It connects to the connector with audio cable, which is easy for wiring and convenient for  construction management. 

— Standard electret cardioid pickup pattern microphone with indicating light ring. Several kinds  of soft gooseneck microphone stems for various conferences (standard: 410mm, optional:  310mm/510mm). 

— Pluggable gooseneck microphone stem, convenient for equipment maintenance. 

— Highly resistant to mobile phone interference. 

— Built-in high-speed DSP digital audio processor, which can filter out invalid low-frequency  components in the sound, avoid low-frequency impact sound, and improve the clarity of the  sound. 

— The basic discussion module comes with an RJ45 expansion interface, which can expand the  plug-and-play hand-held voting module to realize voting, election, and evaluation functions;  The voting process is more confidential and the system upgrade is more convenient. 

— Expansion interface with a protective function to prevent foreign objects from entering the  interface, making the product more durable.

— Attendance registration function: key to register, supplementary register or revocatory  register. 

— Optional HD video camera tracking matrix ,switcher or HD camera, can realize.  

HD automatic camera tracking, supporting preset overall view. 

— 4*1+1 video matrix is built in the Central Control Unit, and standard definition video conference camera is selected, which can realize automatic camera tracking function of standard definition and support preset overall view.

— Discussion function: support Operator, Auto, FIFO, VOX , and Request to speak (with software). 

— In VOX mode, microphones will be activated as users speak. VOX sensitivity (high/middle/low) and microphone time-out(6-180 seconds) can be adjusted by the server. 

— 1-4 delegate unit can be used simultaneously (except chairman unit);chairman/vice chairman unit are not subject to active mic limit, it’s allowed to open at any time. 

— The system can have multiple chairman units; delegate unit can be set as vice-chairman units. Numbers of chairman and vice-chairman units are unlimited. 

The chairman unit has exclusive functions below: 

— Chairman units can be activated at any time without presetting mic limit. 

— Chairman unit has priority key to override all active delegate units.