1. VERY MINI big sound small speaker 2. Bluetooth certificate 3. Accept OEM 4.Available price Top Selling 2012 !!! So MINI New Design Fashion big sound micro speaker Technical Parameter: Model numberK70Output powerRMS 3WImput DC voltageDC5.0VPower supply3.7V 1000mAh Li-ion batteryFrequency Presponse80Hz-18KHzFM RadioYesRemote controlYesAudio SourcePC,MP3,MP4,MD,CD,DVD player, Mobile phone, ...