-Gain 15 dB bal in/ bal out 15 dB unbal in / bal out 9 dB bal in / unbal out 9 dB unbal in / unbal outFreq. Response -3 dB@5Hz -3 dB at > 100 KHzDistortion <. 1 % THD typically 01%@2 volts@1KHZMaximum output 15 volts rms. bal out8 volts rms. unbal outOutput impedance/0 - 1000 ohms unbalanced0 - 2000 ohms balancedImput impedance/10 kOhm unbalanced 20 kOhm balanced CMRR/typical -80 Db, 20-20 KHz Crosstalk /typical -90 dB, 20-20 KHzOutput Noise /Noise floor < -120 dBV, 20-20 KHzPower Consumption /25 wattsDimensions /19" W x 11.5"D x 4"HShipping Weight/ 35 lb.