WK WS-33 True Wireless Bluetooth Earphone

1. Material: ABS
2. Bluetooth Version: V6.0
3. Playback Time: Approx. 4 hours
4. Battery Capacity: 250mAh + 30mAh x 2
5. Frequency Response: 20Hz-20kHz
6. Rated Power: 3mW
7. Input: DC5V/250mA
8. Standby Time: Approx. 45 hours
9. Charging Time: Approx. 1.5 hours
10. UV scratch-resistant and wear-resistant coating, not easy to leave marks or yellowing during daily use
11. HiFi high-resolution sound quality, balanced three frequencies, immersive listening experience
12. Sensitive smart touch control, simple operation