◇无线数字技术,信号无延时,声音清晰

      Wireless digital technology, no delay in signal transmission, clear voice

◇2.4G技术，103个频道可选，多个团体在同一地点同时使用

      2.4G technology, 103 channels available, multiple groups use at the same location.

◇通讯距离100米以上

      Communication distance more than 100 meters.

◇一对多广播模式，一个发射器可以对应多个接收器

      One-to-multi broadcast mode, one transmitter can correspond to multiple receivers.