Features: 
1. This is a smart sport wristband that can answer phone call via bluetooth, it can be used separately from the phone.
2. It is not only a smart band ( sport pedometer, heart rate tracker, sleep tracker, calories consumption,distance measurement,but also a bluetooth earphone( call reminder, answering phone call, listen to music).
3. When the call comes, it vibrates and take out the host to answer bluetooth call.(hold the bottom and then pull it out).
4. Smart calorie detection, helping you maintain a habit in good exercise.

Functions:
Time/Date/Week Display
Pedometer,calorie,distance tracking,sleep monitoring
Heart Rate monitoring
Smart Alarm, Music playing
Phone call answering
Call reminder
Data wiping
Life waterproof, anti-dust
Alerts of Bluetooth connection and low battery
Incoming calls alert
(Note: The bracelet works without an APP/application. It will record your data in the host.)

Specifications: 
Screen size: 0.71'' OLED
Bluetooth version: v4.0 
Color: Black/White/Gold
Charging voltage: DC 5.0V 
Band material: Silicone gel 
Battery capacity: 100mAh Polymer battery 
Standby time: 10 days 
Working time: 3 days 
Support system: Android 4.4 and above; IOS 7.1 and above

Package Includes:
1 x Smart Bracelet
1 x USB Charging Cable
1 x Earphone Cap
1 x User Manual(English)
1 x Retail Box