MCU:RTL8763EWE G-SENSOR:Taiwan Silicon Innovation STK8321 heart rate:LC09A Touch chip:Hai Li Chuang 816D Touch screen mode:Full screen touch Screen size:1.39 '' TFT Display resolution:360 * 360 Touch screen technology:OGS Flash:128M Bluetooth version:BLE5.2 horn:AAC Original Factory (5 Magnets) Mike:6027 High sensitivity microphone Watch size (L x W x H) mm:44.7 * 37.7 * 10.5mm APP:Fit Cloud Pro Android: 4.4 more than IOS: 9.0 more than Male tactical sports smart watch : Activity tracker with more than 100 sports modes,after connecting to the APP you can find the sports mode you need to upload to the watch in Device - Sports Push. Including regular sports, dance, equipment, combat, ball sports, skating, core sports, ect.It can track your daily activity data such as steps, exercise time, mileage and calories burned, exercise real-time heart rate.Smart watch with a large 1.39" face:This round smart watch features an TFT touch screen with wider viewing angles, higher resolution, eco-friendly, vibrant colours, saturated images and natural quality. This outdoor smart watch for men has a screen resolution of 360*360 and 128MB of flash memory. whether you are doing outdoor sports or indoor workouts, this men's fitness tracker smartwatch function frees your hands and will give you a whole new experience.Men's smart watch with two straps: This bluetooth phone call smartwatch for men combines stylish elegance with a casual and sporty style with two watch straps. The stainless steel smart watch is worn daily or to business events or dinners with formal dresses. When you are exercising or travelling outdoors etc you can wear the soft and comfortable breathable silicone strap. This smartwatch would be perfect as a gift or for yourself.DIY Watch Faces & Waterproof:Chronus smart watch 100+ dials are available on the APP, also you can DIY your own wallpaper. In addition, Smart watch IP67 waterproof can meet your daily waterproof requirements, but not soak in water for a long time. Please contact us if there is any problem, we will be sure to reply and provide satisfied solutions within 24 hours.