1.TF card mini speaker with recahrgeable battery 2.Small size, good sound 3.With EQ and repeat ... player, connect your MP3, MP4, CD, DVD, iPod, iPhone, PSP, mobile phones, computer. 5. Metal, circular design, button curved design, a ... , highlights the modern style, make you own way. 6. Lithium battery, the computer USB, power adapter DC-5V, many ways you ...