Technical Specifications: MIC INPUT (Balanced) Maximum Input Level +0 dBu Input Impedance 4 kΩ Gain Range +10 dB to +54 dBHI-Z INPUT (Unbalanced) Maximum Input Level +8.5 dBV Input Impedance 1 MΩ Gain Range +/-0 dB to +40 dB MAIN OUTPUT (Unbalanced) Maximum Output Level +6 dBV Output Impedance 600 ..