1. Material: plastic
2. IPX4 waterproof
3. Built-in 1200mAh battery
4. Built-in MIC, you can answer calls
5. Support card reading, U play music
6. With diaphragm, enhance bass effect
7. Power: 3Wx2, Stereo
8. Bluetooth solution: 5.0
9. Audio input: wireless + wired audio input
10. Connection distance: Barrier-free 20 meters
11. Playing time: about 6 hours
12. Speaker size: 40mm
13. Product size: 183x44x80mm
14. Weight: 400g