8 Channel USB Slot Digital Audio Mixer DJ Stage Sound Board Mixing Console Specifications: Name: Mixing Console Input: AC 110V 50Hz 18W Output: AC 18V X 2 350mA Material: ABS Color: Black&Red Size: 400 x 340 x 37 mm Functions: ※LR main mix ※2 Aux sends ※Recording ※Responsive 3 band EQ ※Individual phantom power ※Channel and master meters ※60mm dust protected faders ※2-Track monitoring and re play to LR ※Headphones and local monitor outputs ※Dedicated stereo peak-retaining monitor meters ※Preamp +34dBu maximum input capability for mic or line ※Ultra low noise mix head amp design ※bluetooth & MP3 player/recorder with concise human-machine interactive interface ※Digital effect processor ※Metal jacks gold-plated XLRs sealed pots and switches ※External power adapter power supply Technical Parameters: ※Max Input Level: +24dBu(MIC/Line); +20dbu(other line) ※Max Output Level: +26dBu(XLR); +20dBu(TRS) ※Master Meters: 10 segment -24dB to CLIP ※Channel Meters: 1 LED signal indication ※Frequency Response: 20Hz to 30KHz 0.5dB ※CMRR (MIC 1kHz): ＞75dB ※THD+N: ＜0.01%(Channel to mix out) ※Crosstalk at 1kHz: ＞85dB(Fader/Mute shutoff); ＞82dB(inter channel) ※Noise rms 22Hz to 22KHz: √EIN -122dBu √Residual output noise ＜-90dBu √L/R main mix noise ＜-82dBu √Aux mix noise ＜-82dBu ※Mono EQ: √LF shelving +/-15dB 12KHz √HM peak/dip +/-15dB 2.5KHz √LF shelving +/-15dB 80Hz ※Mono channel: √XLR balanced pin 2 hot 2K ohm Sensitivity -40 to +14dBu √TRS balanced tip hot 10K ohm Sensitivity -20 to +14dBu √XLR phantom +48V ※2-track return: RCA unbalanced 4K ohm -2dBu ※2-track send: RCA unbalanced ＜75 ohm -2dBu ※L/R output: XLR unbalanced pin 2 hot ＜75 ohm +4dBu Max.+22dBu ※FX/AUX output: TRS unbalanced tip hot ＜75 ohm -2dBu Max.+18dBu ※Headphones: TRS tip L ring R 30 to 600 ohm headphones recommended Package Included: 1 x Mixing Console 1 x Charger (US Plug) 1 x User Manual The product needs to be used with an amplifier！