mini player is wireless, portable speaker, convenient for all range people, to be a nice gift for friends or customer. Product functions:1. MP3 format suppor,2. U disk support,3. TF card support4. AUX audio jack5. remote control function6. USB charge7. Plug and Play, no drivers8. Compatible with laptop, iPod,MP3,MP4,MP5,cellphone,PSP etc. via 3.5mm audio cable9. Dual power supply ( USB 5V or 3* ...