1.Product Model: T1C
2.Pairing name: QCY-T1C
3.Chip: Unisoc
4.Bluetooth version: V5.0
5.Available system: iOS/ Android/Windows
6.The app is only available for system of android 5.1 or above/iOS 11 or above
7.Operation range: 10m
8.Battery life: 3.5hr of calling; 4hr of playback
9.Bluetooth profiles: HFP/HSP/A2DP/AVRCP/AAC/SBC
10.Battery capacity(case): 380mAh
11.Top-ups provided by charging case: 4(for both earbuds)
12.Please do not use quick charger or any charger above 5V 2.1A for this product