Main Prameters: 1. PMPO 105 W 2. Power suplply 110-220V/50Hz 3.S/N 55 dB 4. Isolation (L R ) > 50dB 5. Safety test 3000V 1mA 1 min 6. Input sensitivity 200mV 7. Rated Power Output (RM) 30W+ 15*5 8) Dive Unit 5.25"+3"*5 9. Frequency Response 40Hz-140hz 140hz -20jhz 10. Impedance 80hm/40hm 11. Size suboofer: L36.5*W15.0*H24.0 cm Front L10.0*W10.0*H24.0cm Description: 5.1 Channel Active 150W Speaker System + DVD Player. RMS: SUB30W + 15W * 5=105W Drivers: Mid: 3” Full Range 4 Ohms Subwoofer 6” 8 Ohms Distortion: 0.1%@1W Separation: 40dB (1KHz) Frequency: 38Hz-20KHz Power input: AC 1000V-240V Feature: Function: VFD FM DISPLAYER DVD Control Safety Standard: FCC/FDA S/N: 75dB (A) *Built-in Dolby AC-3 & DTS Decoder *10-bit video D/A converter, 96KHz/24-bit high quality audio output *Compatible with DVD/DVD±RW/VCD/CD/MP3/HDCD/CD-R/CD-RW/CD-G/Jpeg(Picture CD) *Support discs With up to eight tracks and 32 subtitles *Full Karaoke function, PAL/NTSC playback.