... clear more ringing tone; FM radio; Compatiable with Mp3, USB, card reader, PC etc portable audio speaker. Specification : 1.Driver Unit:2W ... -18KHz7. Product Size:222×72×119MMDescription: 1. latest Fashion Mini Speaker, Easy to take 2. Stereo Audio system with High Fidelity ... (USB/Lithum battery/AC)5. Support USB/card reader / FM radio /remote control6. Compatiable with Mp3, U disk, mobile phone, PC ...