Specification:

1. Chip solution: AD6983

2. Bluetooth version：V5.3

3. Driver: 13MM*2

4. Earbud battery: 30mAh*2

5. Charging case battery: 180mAh

6. Playing time : 4H (60% volume)

7. Talking time: 3H

8. Standby time: 80H

9. Charging time: 2H

10.Operation distance: 10M

Features:

1. Waterproof level: IPX4

2. Touch screen 

3. Bluetooth protocol: A2DP/HFP/AVRCP

4. Driver sensitivity: 106dB/1mW

5. Driver resistant: ,32Ω±10%,

6. Frequency: ,20～20KHz

7. Charging case size: 52.0x44.5x25.0mm

8. Earbud size: 18.8x18.8x31.5mm*2

9. Net Weight: 3.97*2g(Earbuds)  / 26 g (Charging case)