The stereo input, output has 6 branches, can independently adjust level

Single channel input, output has 12 branches, can independently adjust level

Input impedance: 50K Ω Banlanced Ω Unbalanced, 2

Maximum input impedance: 21dbu Balanced and Unbalanced

Output impedance: 220 ohm Unbalanced

Frequency response: 0.35hz-220khz, +0/-3db

Signal to noise ratio: >+100dbu, Unbalanced, 22hz-22khz

Harmonic distortion: 0.04% Typicailly @+4dbu, 1kHz