POWERPLAY PRO HA4600 SPECIFICATIONS AUDIO INPUTS MAIN-Input Connectors Type Impedance Max. input level CMRR AUX IN- and DIRECT IN-Input Connectors Type Impedance Max. input level CMRR XLR- and 1/4" TRS HF-filtered, servo-balanced input 40 kΩ balanced, 20 kΩ unbalanced +21 dBu balanced and unbalanced typically 40 dB, >55 dB @ 1 kHz 1/4" TRS (tip = left, ring = right, sleeve = ground) unbalanced >15 kΩ unbalanced +21 dBu unbalanced typically 40 dB, >50 dB @ 1 kHz AUDIO OUTPUTS Connectors Type Impedance Max.