Bluetooth Version: 3.0 Size: 52 * 46 * 13.5mm Resolution: 240 * 240 Screen size: 1.22 HD IPS screen round Memory: 128M + 64M Battery: 350MAH Support SMS micro-channel QQ news, client information and other communications timely reminder Support Heart Rate Monitor, ECG data analysis, temperature monitoring Support motion pedometer, calorie consumption, exercise tachograph Support sedentary reminder, PSG Cell phone anti-lost reminder. Bidirectional search Bluetooth music player Support calls, address book synchronization Support for audio, video Support alarm clock, calendar, stopwatch, computer, recording Support for multiple languages