Specification: Chipset: Realtek RTL8762DT and JieLi HN333. Heart rate sensor: HS3301. Screen: 1.32 inch, 360*360 pixel. Battery: Capacity 280 mAh, time 3~7 days. Waterproof level: IP67 Waterproof. APP: FitCloudPro. Suitable for mobile phones with Android 4.4 or higher, or iOS 9.0 or higher.COLMI i20 Smartwatch Price in BangladeshCOLMI i20 Smartwatch. The COLMI i20 is our latest Sub-flagship smartwatch. Larger and clearer screen Using a 1.32-inch HD screen with a resolution of 360*360, the pixel is 2.25 times that of other smart watches. Stronger chip: The main chip uses Realtek RTL8762DT chip, which brings more powerful performance and lower power consumption. The secondary chip uses JieLi HN333, which has a more stable Bluetooth connection. More functions: 3 sets of UI interaction, support voice assistant, Bluetooth call.FeaturesClassic continuation stylish wristHD horizon| Comprehensive health monitoring | AI voice assistant| Strong enduranceBigger screen better display1.32 inch HD colorful display with 360 * 360 pixel, 2.5D integrated curved glass, provides you more vivid and broader viewIncoming call one-click answerNo matter at home, running, cycling, etC., you won’t miss any important calls when you put down your mobile phoneBuilt in speaker and microphoneEquipped with independent speaker and microphone, enjoy the sound worldHealth monitoringBuilt in heart rate monitoring, blood pressure measurement and blood oxygen saturationdetection, protect health in an all-round way.Sleep monitoring nice dream everydayTrack sleep condition, monitor sleep quality, and generate professional sleep monitoring report ,helps you to fall a sleep soundly every nightNotification real-time reminderIncoming SMS, notifications from various APPS can be pushed to your watch with vibrating reminders, never miss what matters..