1. 20w highpower with passive radiator and MaxxBass technology
2. IPX7 Waterproof
3. Ultra long play back time up to 16 hours
4. Bluetooth version 4.2
5. NFC,AUX, Speakerphone, SIRI, Micro SD card slot
6. Lithium Battery Capacity: 4400mAh, charging time 3-4 hours
7. LED backlighting buttons lighten by human heat
8. Power Bank function
9. Auto shutoff in 40 minutes to save power
10. Dimension: 190mm x 80mm x 51mm