1. Upgraded 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: 20Hz~20KHz
8. SNR: >70
9. Earbud weight: about 3g x2
10. Earbud battery capacity: 30mAh
11. Playing time: about 5 hours
12. Calling time: about 4 hours
13. Earbud charging time: about 1 hour
14. Charging case weight: about 35.5g
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*26.7mm
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