ART Powermix III, 3-Channel Compact mixer@+The Powermix III accepts mono and also stereo signals and mixes them into a stereo signal or identical mono L / R signals@+@+, 3 Stereo inputs (each 2x 6.3 mm jack), Input impedance: 10 kOhm, Maximum input level: +30 dB, Maximum gain: +27 dB, Output (2x 6.3 mm jack), Maximum output level: +13 dB, Output impedance: 100 Ohm, Total harmonic distortion 0.005%, 2x Headphone connector (6.3 mm jack stereo), Dimensions: 143 x 92 x 45 mm, Weight: 590 g, Incl. 12V DC Power supply