... bluetooth technology Built-in ABR,amazing bass effet Replaceable lithium battery Bluetooth Laptop Speakers Caps-258Function:1.Bluetooth synchronous ... bluetooth phones, MP3/MP4/CD/PC/MAC/PSP,etc.3.Replaceable lithium battery.4. Directly plays audio files form SD/ ... 175*50 (mm)7:Net weight: 350g8:color: BlackAccessories:3.5mm audio jackUSB CableLithium BatteryPackage: Box Size: 240mmX90mmX50mm Gross ...