This is a multi-functional smart-bracelet + BT earphones, one device, two functions. 1.4 inches full touch screen, it not only acts as a fitness tracker, but also a fully-functional BT 5.0 earphones charg-er. Via wirelessly connections, it works with most smartphone and this is your perfect choose for daily activity tracking, making call while driving or working and enjoy music. Features: 2-in-1 smart-bracelet+ BT earphones, one device, two functions. Earbud receive and take freely, and smart-bracelet can charge for the earphone, very practical and multifunctional. 1.4 inches IPS colorful screen, 240*240. BT headphones, you will not miss important message or incoming-call. Multiple sport modes, scientific analysis to manage your health. Support to monitor heart rate and bloods pressures, bloods oxygen continuously. Fitness wristwatch, you can check your daily data on it. IP67 waterproof and dustproof, not afraid of swimming, bathing and raining. Durable and comfortable to wear.