1.Built-in   single chip computer control circuit, realizing high-speed cloud video camera   ball automatically tracks shooting.
    2.Built-in winfprooy sponge and  high   fidelity condenser cartridge, which makes sound reduction, high resolution   and low noise.it has strong pickup of distance.
    3.The annular blue indicator lamp can show the working state on   microphone.
    4.The microphone's appearance is patent design with black lacquer all-metal   base
    5.The chairman unit can turn down the delegate for anytime by priority   button.
    6.The unit has equipped with the2.1M 8P aluminum aluminum foil network   shielding wire.
    7.The speaking model:FIFO/LIMIT/FREE/CHAIRMAN.