awei Y669 Outdoor Waterproof TWS Wireless Bluetooth Speaker(Black)

1. Bluetooth chip: Jerry 6925c2. Bluetooth version: EDR+V5.03. Channel system: stereo (two channels)4. Battery capacity: 2200mAh5. Drive unit: square speaker 43+6 ohms 8 watts X2pcs + 4 ohms 15 watts X1pcs6. Impedance: 6 ohms, 4 ohms, rated power: 31w7. Speaker power: 8W*2/15w*18. Charging time: 4h9. Music duration: 12h10. Talking time: 12h11. Voice prompt: support multi-point connection12. Supported protocols: HSP, HFP, A2DP, AVRCP13. Frequency response range: 100Hz-20KHz14. Input charging standard: DC5V-500mA15. Bluetooth operating frequency: 2.4GHz-2.480GHz16. Transmission distance: 8M (barrier-free space)17. Product size: 85x210mm18. Product weight: 886g