【1.7’’ 2.5D Curved Screen & 150+ Watch Faces】1.7-inch full-color full-touch 2.5D curved tempered glass HD large screen, gives excellent vivid images and displays more information. 150+ watch faces for you to choose from App: Da Fit. Even supports customized watch faces as any photos from your phone such as your friends, family, pets, etc.

【Bluetooth Phone Call Smart Watch】Speaker and microphone built-in. Compatible with Apple iPhone, Samsung, and Android phones. Go to App Store or Google Play to download App: Da Fit for free, and connect the smart watch to your phone. Then you could dial/answer phone calls and talk via the smart watch even supports contacts and call records stored on the watch. Much easier and more convenient to dial, answer, and hang up phone calls. You will never miss any important call or message

【Fitness Tracker Watch】Support 28 sports modes like walking, running, outdoor cycling, skipping, climbing, yoga, workout, rowing, dumbbell, sit up, etc. Record all-day activity accurately (active minutes, heart rate, calories burned, steps, kilometers distance)

【Sleep Monitor】Automatic sleep tracking (Deep Sleep, Light Sleep, REM, and Awake) at night and provide a comprehensive analysis of your sleep quality, helping you establish a regular bedtime routine and keep track of your sleep trends night after night. So you could set and achieve your personal sleep goals

【AI Voice Assistant】Just tap on the screen of the BT3 smart watch to wake the voice assistant of your phone, such as Siri, etc. Talking and asking what you want on your phone via the smartwatch freely