Specifications:

Model: Haylou GT1 2022
Bluetooth version: Bluetooth 5.2
Communication range: 10m (open environment without obstacles)
Audio codecs: SBC, AAC
Supported protocols: A2DP, AVRCP, HFP, HSP
Battery life: Approx. 20 hours with charging case
Charging case battery capacity:310mAh
Charging time of the charging case: Approx. 2 hours
Earphone battery capacity: 35mAh
Charging time of the earphone: Approx. 1.5 hours
Charging interface: Type-C