B1 Graffiti Pattern Bluetooth V5.0 Wireless Earphones (Black, White)

1. Unit: 40mm
2. Impedance: 32 OHM
3. Bluetooth version: V5.0
4. Bluetooth frequency band: 2.4GHz
5. Power level: CLASS II
6. Bluetooth distance: 10 meters without barriers
7. Frequency response: 20-20000Hz
8. With A2DP/AVRCP high quality stereo audio transmission and remote control protocol
9. Charging time is about 2 hours.
10. Talk time is about 10-12 hours.
11. The music time is approximately 10 to 12 hours.
12. The standby time is approximately 120 hours.
13. Battery capacity 250 MAH
14. Charging power supply: DC5V power supply [round hole interface] (computer USB port, mobile phone charger, car charger)
15. Compatible mobile phone: compatible with Android, Apple, Microsoft, Saipan system 99% of mobile phones with Bluetooth function