Key Features :
Battery Built-In Rechargeable Li-Ion Battery, Directly Connect With Pc, It Can Be Used As A Card Reader Through Its Usb Connector, It Is Very Convenient To Read, Store Or Delete The Files On A Micro Sd/T-Flash Storage Card., Handy And Movable Mp3 Player, Usb 2.0 Interface, Rechargable Hence No External Batteries Required, External Storage Upto 8gb, Battery Life More Than 6 Hours, No Screen, Function : Card Reader, No Internal Memory. No Memory Card Is Included With The Package.