— In compliance with IEC60914 international standard.  

— With LED indicator, show microphone turn on/turn off status.  

— Adopt physical knobs, sensitive with good touch, accurate operation response, long service life and without mechanical button sound.  

— Each unit adopts the T-shaped hand-in-hand connection, easy wiring, making convenient construction.  

— The connection cable of the unit can be pulled out from the bottom, and you can choose to install it hidden or not to ensure a clean desktop.  

— Automatic restoration function: supports hot plug.  

— Standard cardioid directional electret microphone with indicator ring, a variety of lengths of dual-hose gooseneck microphone optional (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, can filter out the sound of invalid low-frequency components, to avoid low-frequency impact sound, and enhance the clarity of the sound.  

— Unique ID number, the conference system supports automatically or manually assigning ID to the corresponding equipment.  

— With Ø 3.5 mm headphone jack and adjustable volume.  

— The built-in Ø 3.5 mm recording jack can be connected to an external recorder, meeting the recording scenario.  

— Built-in speaker (3W), volume adjustable, reasonable sound cavity design for clear sound.  

— Attendance: key press and supplementary registration.  

— 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 into 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: Operator, Auto, FIFO, VOX, request to speak (with software).  

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

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

— 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.