Speaker MP3 Player With 2.5W high quality sound speaker Built-in TF card socket (optional) Rechargeable Li-ion battery 1.Speaker MP3 Player2.with 2.5W high quality sound speaker3.MP3/WMA formats4.Built-in TF card socket (optional)5.Powered by built-in rechargeable Li-ion battery6.USB 2.07.Color: black, red, blue, green, silver8.Accessories: charger/headphone/usb cable/manual book.9.Weight: 28G/ ...