1. Support Bluetooth, Line in, TF card, MIC, IP44 waterproof
2. Support for playing music formats: MP3, WMA, WAV, APE, FLAC
3. Material: ABS + metal speaker net + outer shell rubber oil process
4. Rechargeable lithium-ion battery 800 mAh
5. Music can be played when the battery is fully charged: 2.5 - 10 hours
6. Speaker size: 80*80*40MM
7. Color: blue, red
8. Support hands-free answering phone function
9. Bluetooth range: 10-15 meters