Specifications:
| Product parameters | ||||
| Model | i39 | |||
| Product Dimension | 260*46*10.5mm (Total length + case diameter + thickness) | |||
| Net weight | 55g | |||
| Bluetooth-compatible version | 5.0 BLE | |||
| Calling Bluetooth-compatible version | 3.0 BLE | |||
| Waterproof level | IP67 | |||
| Chipset | HS6621+128M flash, Music IC: ZhongKe | |||
| Acceleration sensor | SC7A20 | |||
| Optical | SC7R30, 128KB+1M, Optical Heart Rate Sensor Module | |||
| Display screen | Type: 1.28 inch round colorful display | |||
| Touch screen: Full touch control | ||||
| Resolution: 240*240px | ||||
| Battery | Type: Polymer lithium battery | |||
| Battery capacity: 260 mAh | ||||
| Charging time: about 60 minutes | ||||
| Working time: about 15 days | ||||
| Standby time: about 30 days | ||||
| Strap Material | Silicone | |||
| Working temperature | -20°C ~ 50°C | |||
| Vibration motor | Support | |||
| Heart rate chip | Support | |||
| Motor | Built-in, vibration reminder | |||
| Product Features | ||||
| The main function | Receive/Reject phone calls/ Dial phone call | |||
| MP3 Player | ||||
| Heart rate monitoring | ||||
| Blood/Blood oxygen pressure monitoring | ||||
| Sleep monitoring | ||||
| Sedentary reminder | ||||
| Sports pedometer/calorie consumption/track record/exercise time | ||||
| Call reminder and display | ||||
| Message is pushed and displayed | ||||
| Remote control camera | ||||
| Automatically heart rate measurement | ||||
| Multi-Sport measurement | ||||
| Clock reminder | ||||
| Alarm reminder | ||||
| Dial | 5 kinds of dials default. APP customized watch faces are optional | |||
| APP support language | English, Japanese, Korean, German, Spanish, French, Italian, Russian, Portuguese, Arabic, Chinese, | |||
| UI Support language | English, Chinese, Spanish, French, Russian, Portuguese, Polish, etc total 23 languages | |||
| Messages push up support language | English, Chinese, Spanish, French, Russian, Portuguese, Polish, etc total 23 languages | |||
| Support phone system | For IOS 8.0 & above, For Android 5.0 & above | |||