Detailed Product Description Features: 1. 4 MIC inputs and 4 AUX inputs, balanced inputs 2. 50V, 70V, 100V and 4 ohms outputs 3. Master volume control, individual bass and treble tone control 4. MIC 1 with first priority over other inputs 5. Mute function and built-in chime 6. AC fuse, short-circuit, clipping and high temperature protection 7. Power, signal, peak LEDs and level meter 8. 12/24V DC interface 9. XLR inputs connector Specifications: 1. Rated power outputs: T-60F: 60W; T-120F: 120W; T-240F: 240W; T-350F: 350W 2. Speaker outputs: 4 ohms, 50V, 70V, 100V 3. Inputs: MIC1-4 inputs: 1) Sensitivity: -50/-2dB, 2.5/500mV 2) S/N ratio: >68dB 3) Frequency response: 100/17,000Hz (-3dB) 4) Control power: 48V, AUX 1-4 inputs: 1) Tuner and tape inputs sensitivity/impedance: 200mV/47 kΩ 2) CD and line inputs sensitivity/impedance: 500mV/47kΩ 3) S/N ratio: 90dB 4) Frequency response: 40/20, 000Hz (-3dB) 4. Control: bass: 12dB; treble: 12dB; Chime: 2 tones 5. Outputs: 1) Level/impedance output: 775mV/47kΩ 2) Level/impedance recorder output: 200mV/1k ohms 3) Distortion: <0.1% 6. Power supply: 230V AC, 50-60Hz 7. DC power supply: 24V DC 8. Dimensions (W x D x H): 440 x 343 x 88mm 9. T-60/T-120: 12.5kg; T-240/T-350: 15kg 10. Finish: panel: aluminum plate, black or gold (optional), case: steel plate, black