Specification of Earphone:
- Bluetooth Version: Version 5.1
- Protocol: Supports HFP 1.7, HSP 1.2, A2DP 1AVRCP 1.3, SPP 1.2 and PBAP 1.0 - Chipset: BTA8832A
- Working Distance: 10M
- Call or Play music time: 4 to 5 Hours
- Standby time with: 650 Hours (with charger case)
- Frequency:2402MHz -2480MHz
- Battery Type: 3.7, >50mA Li Battery
-Charging Time:1-2Hours