Beltpack Radio Mic System. PLL Tunable with 81 UHF Frequencies. Licence Free Operation in UK. Pilot Tone & Mute Circuit for Stable Signal. Rack-Mounting Accessories Included. Supplied with Mains Adaptor and 4 x AA BatteriesPower Supply: 12-18Vdc- 500mA Carrier Frequencies: 863-865MHz Range: 60m Dimensions: 44 x 409 x 190mm (Receiver) & 110 x 67 x 25mm (Transmitter) Weight: 1.37Kg (Receiver) & 75g (Transmitter). Dual channel PLL tuneable UHF wireless system with 2 beltpack transmitters and a choice of neckband microphones or lavalier microphones. The receiver unit is compatible with standard 19″ racks using the included rack-ears and front mounting antenna accessories. The RF carrier frequency is selected on the receiver and synchronized to the transmitter via infra-red at the touch of a button. Up to 2 RU210 systems can be operated together on the EU licence-free band.. Radio Mic-Dual Radio Mic-Dual Belt Pack Radio Mic-Dual Belt Pack