Wireless microphone kit RS-83 M for professional and generic applications, with UHF true diversity receiver, hand-held microphones included, 16 selectable frequency channels (8 different channels/frequencies usable at the same time).
Transmitter:
Battery power supply (2 x 1.5 Vdc AA type).
Receiver:
External power supply 230 Vac / 12 Vdc (included).