USAMS BU12 TWS Half in-Ear Bluetooth 5.1 Wireless Earbuds (Green)

1. Improved BT 5.1, fast and stable connection.
2. Dual channel stereo, immersive HiFi sound quality.
3. Built-in microphone, sensitive touch control.
4. Transparent shell, unique macaron color.
Parameter:
1. Material: ABS+PC
2. BT version: 5.1
3. Connection range: <= 12 meters
4. Speaker diameter: 13mm
5. Speaker sensitivity: 115 +/- 3DB
6. Speaker impedance: 32OHM
7. Speaker frequency response: 20 Hz ~ 20 kHz
8. SNR:> 70
9. Earphone weight: approx. 3G x2
10. Earbud battery capacity: 30mah
11. Playing time: approx. 5 hours
12. Call time: approx. 4 hours
13. Charging time for earphones: about 1 hour
14. Charging case weight: approx. 35.5 g
15. Charging case battery capacity: 300mah
16. Charging time for the case: about 1 hour
17. Charging case input: 5V
18. Standby time: about 25 hours
19. Charging case size: 56*50*26.7 mm
20. Compatibility: For iOS/Android devices with BT function
21. Including: Earbud X1 pair, Charging case X1, Type-C charging cable X1, User manual X1