1. Bluetooth synchronous broadcasting function                                                                           2. Text to speech                                                                                                          3. Bluetooth protocol: V3.0
4. Compatiable with bluetooth phones, MP3/MP4/CD/PC/MAC/PSP,etc.
5. Support A2DP,AVRCP,headset,handfree profile
6. Bluetooth range: 10meters.
7. Music working time:up to  7 hours
8. Rated power:3w                                                                                                                                 9. Built-in lithium battery 400MAH.
10)BQB CE FCC ROHS