LP - 7908 - c/D vote/vote/check/video tracking function of meeting conference microphone unit, adopt metal base with black matte treatment, split type design, high-grade, beautiful and easy, feel is good, durable, not easily scratching bruised. Microphone cartridge, using the latest acoustics research results with long metal aluminum alloy tube type interference principle; Make the voice more clear thick, broad frequency response, high sensitivity is not easy to produce the noise, etc. LP - 7908 - c, chairman of the unit is equipped with the interrupt button, can close to attend microphone under any circumstances, convenient for management meeting order, suitable for using a high-level meeting places.