Immerse yourself in the 1.69" supr-large and colorful HD display, and see all your incoming text and calls in awesome, expansive quality. Express more of yourself with 50 plus watch faces and editable watch faces & widgets - or customize with your own photos..Water resistance depth:50 meters.Suported Application:Blood Oxygen Measurement,Heart Rate Monitor,Multisport Tracker,GPS,Social Media. Connectivity technology:Bluetooth. Wireless comm standard:Bluetooth