ANT MIM 20R, FM stereo single pocket receiver, For ANT MIM20 wireless system, Frequency ranges: 823 - 832 MHz and 863 - 865 MHz, Frequency response: 50 - 15,000 Hz, 96 Channels: 8 groups / 12 channels, Audio outputs: 3.5 mm stereo mini jack, With volume control and SET control, Multi-function LCD display, Low battery consumption, Operating time approx. 12 hours, Operates with 2x AA 1.5 V batteries, Dimensions: 64 x 90 x 23 mm, Weight: 0.95 kg, Colour: black