Introduction:

Design for camera, 32 changeable channels can avoid frequency interference( 600-880 MHz ). Liquid crystal display both on transmitter and receiver. 80M  receiving distance  （open place），Very stable signal transmission.  3V battery supply，convenient operating，plentiful accessories（including earphone, 50mm cable to camera.），Ideal for news interview 、DV camera、simultaneous interpretation, educational system、guide speaking etc.