SPECIFICATIONS Power Output : 30W(RMS)/4Ωload T.H.D. : < 0.5% Frequency Response : 60Hz~20KHz ± 3dB Speaker : 6.5" full range speaker Power Supply : Switching power supplier of high efficiency. Battery : 12V / 2.7Ah Charging Time : About 6 hours Receiver Module : PLL Synthesized, Preset 16 selectable channels (option) Wireless Mic : Handheld、Lavalier、Headset Wired Mic : TEV systems or other compatible brand Audio Input : Wireless receiver, DVD(option), CD, MP3, TAPE, USB, Wired Mic, Line In Audio Output : Speaker, Line Out Dimensions : 313(L) × 220(W) × 215(H)mm Weight : 6Kg Exterior Color : Black