1.91-Inch HD Full-Circle Display: Features a 1.91-inch high-definition full-circle screen with a 240x296 resolution. The high-sensitivity touch screen, protected by a new generation of tempered glass, offers a clear and polished visual experience. The all-metal case and thickened business sports strap provide a fashionable yet comfortable wear.Bluetooth Calling and Music: Equipped with 5.3 dual Bluetooth technology for clear, high-quality HIFI 9D sound. The watch includes a touch sensor and AI voice activation for convenient control. Earphones stored and charged in the watch compartment ensure easy access and use.Enhanced Communication Features: The watch supports direct dialing, call rejection, and call record viewing. It also allows for viewing contacts and WeChat messages without needing to pick up your phone, ensuring you dont miss important information.Comprehensive Health Monitoring: Continuously tracks heart rate, blood pressure, and blood oxygen levels. It features multiple sensors and professional sports algorithms to analyze step count, distance, and calorie data, helping you efficiently improve your fitness and physical condition.Advanced Sleep Tracking: Upgraded scientific sleep monitoring improves the accuracy of sleep and wakefulness detection based on physiological parameters. The watch measures sleep more precisely and synchronizes with the mobile app for detailed insights into your sleep patterns.