PA Amplifier 60W USB/Bluetooth 5 Inputs PAX-60 60W amplifier with built-in 5-input mixer (4 XLR combo Mic/Line + 1 double RCA AUX) and multimedia player with MP3, Bluetooth and FM Radio. 60W RMS Amplifier 4ohm output or 70/100V constant voltage Built-in MP3/Bluetooth/FM radio media player 4CH Mixer with MIC/LINE/PHANTOM selector Automatic priority on CH1 or via NO contact ECHO Effect Aux input on Stereo RCA connectors Two-band equalizer and volume control Audio inputs: Bluetooth/USB/SD Card/AUX 3.5mm   Technical specifications Model PAX-60 Diet AC 100-240V 50/60HZ / DC24V / class D amplifier Power (1K / 70V / 100V) 60W (RMS) Frequency response 80Hz- 16KHz (±3dB) THD 1 1% Y/N Ratio Mic: 65dB / Phantom: 65dB / Line: 75dB / AUX: 75dB Input / Sensitivity Mic: -52dBV balanced / Phantom: -52dBV / 18V balanced / Line: -1 0dBV balanced / AUX: -1 0dBV balanced / Test/alarm: -10dBV balanced Equalizer Controls BASS: ±10dB (at 100Hz), TREBLE: ±10dB (at 10KHz) Indicators Power: Green led / Signal: Green led / Pro: Red led / Clip: Red led Output COM, 4 Ohms, 70V, 100V Checks 4 input volume controls, 1 Aux volume control / 2 Treble / Bass controls, 1 Master volume control / 4 Mic / Phantom / Line selector switch / 1 Mic / Priority controls / MP3 player with SD/USB interface / ECHO function Dimensions (HxWxD) 483 x 281 x 44mm Weight  4.1Kg