タイトルまたは説明

1.It has voting,video tracking,electing ,sign-in and discussion functions.
2.It offer three groups of terminal interconnectin interface for microphone connection.
3.It can connect *5 units microphone in one system, and it can increase **2 units microphone with the expander.
4.Its meeting model :FIFO/LIMIT/FREE.
5.It has built-in RS***2 interface for PC connection.
6.The meeting model can show on the LCD.

* Power:AC**0V±*0% *0HZ
* Frequency response:*0HZ**0KHZ
* Output impedance:REC:**0Ω
                   LINE:**0Ω
                   BALANCE:**0Ω
                   NOBALANCE:**0Ω
* Signal to noise ratio:*8db(1KHZ THD1%) 
* Size(W*H*D):**5***0**8MM
*N.W:*2.KG
*Size of LCD:*0.7**8.8MM(**8**4)