M5 Band: Smart fitness Band with Bluetooth or Heart Rate sensor, Activity Records, Sleep Monitor, Calore Burned, Rejected Calling Features
it is more comfortable to wear, double-breasted design, let you exercise without falling off. Recording heart rate is nice for knowing your health and exercise status
Headset with BT v4.1 version, compatible with most BT enabled devices, simple, quick and safe pairing.
Sporty idea injected, light in weight, rubber coating, comfortable to wear for a long time