Inhouse product
Screen size:2.08nch
Waterproof level:IP67
APP:WearFit pro
System requirements:android5.0+ / ios10.0+
The main chip:HS6621-PG
memory:128MB
Bluetooth phone:AB5376A2
Bluetooth version:5.2
Battery capacity:300mah
Loudspeaker: YES
The motor:YES
The encoder:YES
Function keys:YES
Charging interface mode:wireless charger cable