Miniature universal audio mixer with 8 mono channels, switchable mic/line. Selection of 4 stereo channels. 2 output level controls, 2 peak LEDs. Supplied without battery. Mic input: 5 mV, 8 x 6.3 mm jack. Line input: 50 mV, 8 x 6.3 mm jack. Master output: 100 mV, 2 x 6.3 mm jack. Frequency range: 20 - 20,000 Hz. S/N ratio: 55 dB. Power supply: 9 V battery or via optional power supply PSS-600E. Dimensions: 150 x 68 x 115 mm. Weight: 550 g. Colour: Black