1. Bluetooth chip: Jerry 6925c
2. Bluetooth version: EDR+V5.0
3. Channel system: stereo (two channels)
4. Battery capacity: 2200mAh
5. Drive unit: square speaker 43+6 ohms 8 watts X2pcs + 4 ohms 15 watts X1pcs
6. Impedance: 6 ohms, 4 ohms, rated power: 31w
7. Speaker power: 8W*2/15w*1
8. Charging time: 4h
9. Music duration: 12h
10. Talking time: 12h
11. Voice prompt: support multi-point connection
12. Supported protocols: HSP, HFP, A2DP, AVRCP
13. Frequency response range: 100Hz-20KHz
14. Input charging standard: DC5V-500mA
15. Bluetooth operating frequency: 2.4GHz-2.480GHz
16. Transmission distance: 8M (barrier-free space)
17. Product size: 85x210mm
18. Product weight: 886g