1. Music format: MP3 and WMA 2. Languages supported: English, multi languages 3. Direct USB port, A-B repeat function, voice recorder. Contrast function. 4. LCR display,ID3 display 5. Colorful backlight，Lyrics displayed when playing 6. Built-in mic, 22 hours recording time/128mb 7. USB 1.1 full speed file transfers. 8. No driver needed except for Win98 9. EQ mode: natural, rock, pop, classic, soft, jazz, DBB, and user definition 10. Power source: 1 x AAA battery, playing 10 hours. 11. Super small，New Nami& Eye-catching design, fashionable model cabinet. Origin Shenzhen, China Packaging color box Delivery lead time 10days Minimum order 200pcs Supply ability 100000pcs/month