Pro 8 Channel Powered Mixer Power Mixing Amplifier Amp 16DSP w/ USB Slot

500watt Rms, 2000watt Max. 8 Channel Mono Inputs for Microphones. 8 Mono Input Channels with gold plated XLRs and balanced Line Inputs. Ultra-low noise discrete Mic Preamps with+48V Phantom Power. Highly accurate 5 segment Bargraph Meters. ***Notice: 1)It is suggested to use the external sound box within 12". When using the 12" or 10" sound box, up to 4 sound boxes can be used at a time. When using the 10" sound box, up to 4 can be used at a time. 2)The power of the external sound box should be within 250W. 3)We suggest to use it in family party or small stage performances.