1. Dust-proof cloth mesh design, anti-collision steel mesh reinforcement
2.5W speaker, HIFI sound quality, pure and thick sound at maximum volume, obvious vibration rhythm, no strange harshness; pure sound at low volume, pleasant sound into the ears, clear all worries, and enjoy high-quality life
3. Zinc alloy outer frame, soft and hard rubber two-color film, not afraid of being upside down
4. Bicycle fixing bracket, non-slip double silicone gasket
5. Bluetooth 5.0 series products, worry-free transmission of 10 meters
6.IPX7 level rain type waterproof

Specifications:
1. Bluetooth version: V5.0
2. Bluetooth range: 10M
3. Charging time: 2.5-3 hours
4. Working voltage: 5V/1A
5. Working hours: 10 hours at 60% volume
6. IP rating: IPX7
8. Battery capacity: 750mAh
9. Speaker function: 5W
10. Frequency response range: 20Hz-20Khz
11. Product size: 8x8x4.2cm
12. Product weight: 180g
13. Packing list: Bluetooth speaker X1, bicycle stand X1, USB charging cable X1, clip X1, audio cable X1, manual X1