The azden 330lh uhf dual wireless system is a powerful dual channel uhf wireless microphone system for camera mount applications the system consists of an azden 35bt body pack transmitters ex 503l lavalier microphone 35ht handheld microphonetransmitter and the 330upr portable dual channel receiver the inclusion of both the body pack and handheld transmitters allows users to the flexibility to use the right microphones for the right job with a feature set that includes 188 user selectable