- Frequency range: 10 - 30,000 Hz - Input Impedance: 1 Mega Ohm - Output Impedance: 3 K Ohm - Average current: 3.5 mA - Battery hours: about 60 h - Dimensions: 110 x 85 x 38 mm / 4+3/8" x 3+3/8 x 1+ 1/2" - Input and Output jacks: 1/4" instrument jacks - Bass, mid, treble EQ, gain and volume controls per channel EUR 178.00 - See more - Buy online