Introduction of function
1. seven color of back light
2. support Chinese, English . German ect.15 kinds of language
3. lyrics displaying
4. support mp1, mp2, mp3, wma and so on.
5. firmware upgrading,7 EQ modes
6. 36 hour record (128) and (VOX) record
7. record files (*ACT) changeable to WAV 8. repeation and comparison