AWEI T80 Air Conduction Bluetooth Earbud

Exclusiveness--
Bluetooth version: V5.3 Supported protocols: HSP, HFP, A2DP, AVRCP
Standby time: 300 h Talk time: 17 h
Music playing time: 18 h
Charging time: 1.5 h Charging voltage: DC 5V
Bluetooth operating frequency: 2.402G-2.480G
Frequency response range: 20-20KHz
Transmission distance: 10m
Earbuds battery capacity: 110mAh
Charging compartment battery capacity: 450mAh