Wireless handheld system for amateur and semi-professional vocal and speech stage applications. It works within UHF range and contains two-channel diverse receiver EW004, and two handheld transmitters EW001H. Receiver features two independent circuits, a robust metal chassis, LED indicators for each channel and two detachable antennas. Transmitters with dynamic microphone capsules provides reliable range of ca. 50 m and power switch is powered by one 9 V battery (lifespan ca. 10 hours). Power adapter for the receiver is also included.