Our Products         Line Array       Active Speaker Cabinet       Studio Monitor       Speaker Cabinet       EQ & Amplifier       Portable Speaker   PA100 PP200 PS50DM/PS50   Guitar/Bass Amplifier       Mixer       Popstar       VA serise       Ultra Portable Speaker   PORTABLE SPEAKER >>>PP200               PP200       PP200 portable speaker features Max. Output power 200W Line output 300mV unbalanced Speaker system Low: 8" 500W/8ohm Audio Link OUT 350mV balanced Hi: Pizeo,10W/8ohm UHF wireless Band: 760~900MHz SPL 105dB Speaker output socket ADD EXT.SP+EXT SP Frequency response 100Hz-18kHz ±3dB microphone system Wireless microphone model THD <0.3% handhold transmitter or bodypack transmitter Built-in sound source CD/MP3/SD/USB player Max. receiving space: 80m Input sensitivity Mic input: -45dB balanced/unbalanced Battery for microphone:9V Controls Line input:-10dB unbalanced Power supply AC:110~120V or 220~240V 50/60HZ Audio Link IN: -10dB balanced DC:24~32V Bass tone control: ±10dB at 100Hz Built-in Operating time:5~7 hours Treble tone control: ±10dB at 10kHz rechargeable battery Charging time:10~15 hours MIC volume control: 0~+10dB Indicators Power LED AUX volume control: 0~+10dB   Bat low LED TAPE/CD volume control:0~+10dB   Charging LED ECHO control: OFF~ MAX   Wireless receiver: SG LED SLAVE control: 0~+10dB Dimensions(WxDxH) 290x330x585mm     Net weight: 19Kg