Sennheiser EW-DX SK 3-pin U1/5, Digital Pocket Transmitter, For EW-DX radio links, With 3-pole connector, Frequency range U1/5: 823.2-831.8 MHz & 863.2-864.8 MHz, Transmitting power: 10 mW, Operation with 2x AA batteries or rechargeable battery pack...
