1. Stereo sound, the appearance of novel and unique, small and exquisite workmanship; 2. Support MP3 format music files; 3. Supports USB/ MINI SD / TF card; 4. Support for external MP3/ MP4 / computers and other audio input for external headsets; 5. Support 7 EQ, 6. Built-in 500MAH rechargeable battery; 7. Memory function, automatically play songs from the last time to start playing; 8. Support 1GB-8GB USB/ MINI SD / TF card. 9. FM.