... .ROHS,FCC certificate High-quality 2.1-ch portable mp3 speaker selling points:1.stereo 2.1 channel Left/right 3W*2 +Subwoofer ... 6W*1 2.With FM Radio(87.5-108.0 ... function7.Clock&Calendar function8. popular multicolor metal case design specifications:1. Portable mini speaker support MP3, MP4, mobile phone, iPod , iPad , ...