Medha D.J. Plus Professional 160 Watt Power Amplifier With Digital Media Plaer P.A. Amplifier Amplifier 5 Mic &Amp; 2 Aux Inputsline Output For Connecting To A Booster Amplifierpreamplifier Output For Recording The Programmecut Type Bass &Amp; Treble Controlsinstant Transfer To Dc Power (Car Battery) If Ac Power Failsoutput Regulation: 2 Db, No Load To Full Load At 1Khzinput Channels: 5 Mic 0.65Mv/4.7K, 2 Aux 100Mv/470 Kfrequency Response: 50-15,000Hz 3Dbsignal To Noise Ratio: 60Dbtone Controls: Bass: -10Db At 100Hz, Treble: -10Db At 10Khzoutputs: Preamp 200Mv/600, Line 1V/1Kspeaker Outputs: 4, 8, 16, 70V &Amp; 100Vpower Supply: Ac: 220-240V 50/60Hz Dc: 12V (12V Car Battery)Power Consumption: Ac: 250Va Dc: 5.5A In The Market