Smart bracelet that can make calls

Charging time: 1.5H
Size: 57x20x13. 9mm
Waterproof level: IP57
Battery capacity: 85mAh
Bluetooth support: 3.0 and 4.0
Body Material: High-end Metal
Display: 0.96 VA screen, 64x128pixel
Band Material: Genuine leather and superior TPU
Compatible system: Android 4.3 and iOS7.0 and above