Frequency Response: 10 Hz to 40kHz
Noise Level: 105 dB
Input Impedance: >250 ohms
Load Impedance: >600 ohms
Inputs: XLR & 1/4" unbalanced
Output: XLR Balanced
Link Out: 1/4" Balanced
Max input level: 0/+20db/+40db
Power Supply: 18 Vdc to 48Vdc
Battery: one 9-V (not included)