Product information:

Interface: USB 2.0
Product size: 56.7*50.6*16mm
Color: N15 black, N16 black, N16 black red
Main control chip: FR8018H
Screen: 1.3-inch high-definition display
Battery capacity: 300mAh polymer lithium battery
Waterproof grade: life waterproof
Dual Bluetooth protocol: bracelet 4.2, earphone 5.0
Resolution: 240*240
Charging time: 2h
Strap: TUP
Compatible system: Android8.0 and above; mobile phone Bluetooth 4.2 and above; I0S10.0 and above

Packing list:

Body + two headphones + data cable + color box