E7s Digital Sports Waterproof TWS Bluetooth 5.0 In-Ear Headphones(Blue)

1. Material: ABS
2. Frequency: 2.4G
3. Impedance: 16R
4. Signal-to-noise ratio: 95dB
5. Bluetooth version: 5.0
6. Battery capacity: 45mAh/300mAh
7. Call time: 4 hours
8. Game use time: 5 hours
9. Voltage: 3.7V
10. Connection distance: 15 meters
11. Frequency range: 20-20KHZ
12. Outer box size: 58x40x26mm
13. Headphone size: 22x24x12mm
14. Double diaphragm, delicate and comfortable touch
15. Small appearance and easy to carry
16. IPX4 waterproof technology, support outdoor sports in cloudy and rainy days
17. In-ear design, ingenious support for decompression, suitable for different ears
18. 6mm composite sounding diaphragm to achieve full-band ultra-low distortion