Frequency Response: 10Hz - 50kHz, +/- .5dB @ +4dBu * THD: .01% Typical @ 1kHz, +18dBu, <.05% @ 100Hz, +24 dBu * Insertion Loss: .4dB @ 100kOhm Load, 5.5dB @ 600Ohm Load * Connections: 1/4" TRS Balanced/Unbalanced Jacks * Power: Passive