System Requirements:Android5.0+ / ios10.0+
Master chip:Hs6621PG
Bracelet memory:128M
Operation Method:Full touch + switch button + function button
Strap:Silicone
Body Material:Zinc alloy body + IML bottom shell
Appearance material:Main body: zinc alloy + spherical toughened glass Wrist strap: silicone watch strap
Strap color:Black, silvery
Wristband size:Total length 220mm, adjustable length 145-190mm