-Input Impedance: 600 Ohms
-Output Impedance: XLR 600 Ohms
-THD + Noise: .02%
-S/N Ratio: 84 dB
-Frequency Response: 25 Hz – 16 kHz (+0 / -3 dB)
-Max Output Level: + 14 dB
-Max Input Level: -14 dB
-Max Gain: +55 dB
-Low Cut: -3 dB @ 100 Hz
-Current Draw: 30 mA
-Phantom Power: +18 VDC
-Connectors: 4 Female XLR, 2 Male XLR, 1 1/4″ TRS, 1: 1/8″ (3.5mm)
-Power: 9V alkaline batteries X 2, DC Power Jack (5.5 X 2.1 mm tip negative) for Rolls PS27 (included)