... AA 3.2x3w loud speakers 4.flashable design with carabine Eva bag sound boxTechnical Details :1)Loudspeaker output: 2W(1KHZ,THD10 ... 6)Frequency Response: 200HZ——20KHZ7)Available color: Blue, Silver, Red, Black, Pink, Red8)Compatible with mobile phone, Mp3, Mp4, Ipod, PDA ... , mp3, mobile etc with zipper style outdoor sound box in EVA for mp3, ipd storages