▶ Inside 4.3 Inch colour IPS display touch screen menu of English.

▶ Inside WIFI net timer, host could be connect to internet time and sent
    to all conference microphones.

▶ Host have password to prevent incorrect operation, forget the
    password to change it.

▶ Host could be start fast vote, all results will be showig in host display
    and microphone display.

▶ Teleconferencing is allowed with telephone coincidence.

▶ Built in frequency shifting, restraining screaming.

▶ The rack hole: fixed the main machine in the 19''standard rack.

▶ The main machine has 4 route conference 8P connect and 4 route
    RJ45 connect, main machine max connect 60 units(Only some model
    max for 60PCS), through extend power and extend power machine
    can connect 250 units.

▶ Digital conference system main machine support the third party
    central control for industrial RS232 communication protocol, it can be
    though central control to tracking, setting meeting mode, ON/OFF
    microphone,.

▶ Chairman could be shut down delegate, repress Priority Key
    Temporary Silence mute delegate, Release Priority delegate sound
    return back, also Chairman controls the microphone for approving
    applications.

▶ The conference host has built-in tweeter, high, mid, bass, volume
    input control and microphone gain control.

▶ It can turn off all microphone built-in speaker.

▶ Inside 4 IN 1 OUT HDMI SEAMLESS SWITCHER, it will be haven’t
    delay with each camera, max for 4 cameras connect, video support
    1080P@60MHz.

▶ Main machine support PELCO-D,PELCO-P, VISCA, connect by RS-485
    control., all preset could be finish by main machine, more easy for
    sitting.

▶ Inside MP3 RECORDER, support max 32G USB, recording about 14
    days.

▶ Conference mode : 8 built-in meeting mode functions