1. Main screen: 1.72 inch round touch screen; resolution 240*283 2. CPU: Realtek RTL8762DT; RAM: 192KB, ROM: 64MB 3. Bluetooth 3.0+5.0, support vibration reminder 4. Support call 4. Battery capacity: 180mAh (3 days of battery life) 5. Standard 1 charging cable 6, 13 languages: English, Russian, Arabic, Vietnamese, Thai, Polish, Spanish, Malay, Greek, French, Italian, Chinese, German 7. Support heart rate detection, pedometer, sleep monitoring, call, SMS, WeChat, QQ and other news push 8. Game: Little bird jumps over the pipe game 9. Replaceable strap, universal Apple strap 44MM