Pyrus Electronics (TM) Powerful Super Micro Mini Portable Bluetooth Speaker with Micro SD Card Slot & Audio Input Ports for PC / Phone / Tablet / Apple iPod Touch / iPad / iPhone 4 / MP3 Player (Black)
Specifications :Bluetooth version 2.1.Battery capacity/voltage : 520mAh, 3.7VBattery charge time : 1- 2 hoursBattery Play time: 2 - 4 hoursLoudspeaker : 45mm, 4 Omega, 3WDimensions (H x W x D) : 50mm x 60mm x 60mmWeight : 230gPackage Includes :Bluetooth Mini SpeakerMini-USB to USB / 3.5mm Audio CableUser Guide