1.It has voting,video tracking,electing ,sign-in and discussion functions.
    2.It offer three groups of terminal interconnecting interface for   microphone connection.
    3.It can connect 60 units microphone in one system, and it can increase to   512 units microphone with the expander.
    4.The maximum number of microphones is 12.
    5.Ihe work model :FIFO/LIMIT/FREE/CHAIRMAN FIRST.
    6.It supports data communication   interface:RS-485,RS-232,RS-232/RX,RJ45.
    7.It supports a variety of camera protocols:Peclo_p, peco_D, VISCA_SONY,   SAMSUNG.
    8.4 + 4 video matrix function, which can exchange the 8-way high-speed ball   video infomation.
    9.With USB encryption vote computer software, the operation is more   convenient, more accurate and more stable.
    10.The meeting model can show on the LCD.