TW64 wrist ring 2017 popular smart bracelet

Type:

TW-64

Chip:

Quintic QN9021

Memory:

64KB RAM + 64KB ROM

Display screen:

0.49 inch OLED screen

Compatible systems:

IOS 6.1 or more, Android 4.3 and above

BT:

4.0

Material:

TPU Material