1. Stereo series, shocking double bass
2. Large-capacity battery, long-lasting battery life
3. 3D stereo sound, TF card playback, TWS interconnection, AUX wired connection, FM radio, smart compatibility
4. Built-in high-definition speaker, hands-free calling
5. Key operation, clear at a glance
6. Bluetooth 5.0 chip, fast connection, stable transmission, low power consumption
7. Waterproof grade: IPX 2
8. Input voltage: DC 5V
9. Input current: 1A
10. Output power: 8W x 2
11. Battery capacity: about 1200mah
12. Power supply mode: USB charging / built-in lithium battery
13. Playing time: about 8 hours
14. Charging time: 2-3 hours
15. Frequency response range: 40-20000Hz
16. Bluetooth version: 5.0+EDR
17. Number of speakers: 2
18. Function: card, radio, dustproof, voice prompt, call function
19. Signal-to-noise ratio: greater than or equal to 75dB
20. Transmission range: 10 meters
21. Packing list: speaker + hand strap + manual + charging cable + audio cable + packing box
22. Size: 16.5x7x9cm
23. Weight: about 630g