1. Bluetooth version: 5.1 2. Communication distance: 10 meters 3. Use time: 4-6 hours 4. Frequency effect: 80Hz-15KHz 5. Speaker: 57mm, 4 ohm, 10W*1 6. Input power: 5V 1A 7. Battery capacity: 2400mah 8. Audio signal input interface: standard 3.5mm headphone jack 9. Output power: 10W*1 10. IPX6 waterproof function 11. Hand rope design, easy to carry, can be hung on the backpack 12. Small size, does not take up space 13. When the two sets are interconnected, the left and right channels are automatically assigned 14. Size: 100x101x125mm
