... )Suitable for Mobile/MP3/MP4/MP5/PC/laptop/iphone/ipod Power supplier:3, 144, 114, 0, 4, 4, 114, ... /U disk/MP3 format/ FM radio 76-108MHZ Output power:30W(1KHz,THD10%)2) Suitable for Mobile/MP3/MP4/ ... 200Hz——20KHz3)Loud-speaker,Private mold products audio power amplifierSignal&noise ratio≥80dB4)Digital on screen , 10 Buttons to choose MP3 ... Y-398 Loud-speaker,Private mold products audio power amplifier