Exquisite AMOLED display: Onyx smart watch features a captivating 36.3mm always-on round AMOLED screen, boasting a dazzling 466x466 pixel resolution. Even in its idle state, your watch face remains a true work of art. Effortless BT Calling: Stay seamlessly connected on the move with Bluetooth calling. Effortlessly take calls right from your wrist, infusing sophistication into your communication. Elegant & Durable Design: Crafted with a robust zinc alloy frame, a rotating crown, and steel straps, Onyx smartwatch transcends mere technology, it's a fashion statement that can withstand the demands of everyday life. Your Fitness Ally: Empowering your fitness journey, Onyx offers over 300 sports modes, assisting you in tracking and enhancing your performance in every activity. Big Battery Capacity: Revel in uninterrupted usage, enjoying an impressive 3-5 days of active watch usage and a remarkable 10-15 days in standby mode. To reach 100%, it requires 3 hours of charging with a 3.7V to 5V adapter or a laptop output. Achieving a minimum of 20% charge takes just 30-40 minutes. Prepared for Every Adventure: With an IP67 rating, the Onyx smartwatch is primed to conquer splashes, rainy conditions, and dusty environments, ensuring it complements your active and adventurous lifestyle perfectly. Your Health's Guardian: Onyx is a steadfast companion in health tracking. Equipped with a wide array of comprehensive health monitoring features, it offers real-time insights to keep you informed about your health. (This is not a medical device).