▶ 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, through extend
    power and extend power machine can connect 250 units.

▶ Inside 3.5 Inch colour display screen menu of English.

▶ Bring about the control of the meeting function with the function-key.
▶ 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 volume 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.Also 4 video in one display.

▶ 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