Design: 4-Channel Headphone Amplifier
Input: 6.3 mm (1/4”) socket - unbalanced
Input impedance: 100k Ohms
Output: 3.5 mm (1/8”) socket and 6.3 mm (1/4”) socket per channel
Output impedance: 11 Ohms
Audio frequency bandwidth: 20 - 20000 Hz
Max. output level: 220 mW
Distortion: <0.05%
Signal to Noise: better than 85 dB-A
Net weight (incl. power supply): 760 g