[HK Warehouse] Original Blackview AirBuds 2 IPX4 Waterproof Noise Isolation Bluetooth Earphone with Charging Box, Supports Touch & Master-slave Switching & HD Call & Voice Assistant(White)

Features:
1. Bluetooth 5.0, faster connection and lower delay
2. 8mm composite film moving-coil loudspeaker, enjoy more sound details
3. Noise isolation, clear call and good sound quality
4. Support master-slave switching
5. Touch operation, supporting HD calls and supporting voice assistants and other functions
6. The battery life with the charging box is up to 20 hours
7. IPX7 waterproof (actually IPX4)
8. Stylish appearance

Product specifications:
1. earphone size: 27.34x17.33x24.29mm
2. Headset size: 67.09x35.80x22.50mm
3. Headphones weight: 9.75g
4. Charging box weight: 50g
5. Bluetooth chip: WT230U
6. Charging box IC: N76E003
7. Bluetooth version: Bluetooth 5.0
8. Bluetooth protocol: A2DP1.3/AVRCP1.5/HFP1.6/SPP
9. Audio decoding: AAC/SBC
10. charging interface of charging box: type-C
11. earphone battery specification: 50mAh
12. charging box battery specification: 380mAh
13. Standby time: 50 hours
14. Play time: 5 hours
15. charging time of earphone: 1.3 hours
16. Charging time of charging box: 1 hour
17. Bluetooth distance: 10m
18. Storage temperature: -20-70 degrees celsius
19. service temperature: -10-55 degrees celsius