Waterproof bluetooth watc. This is a new Bluetooth Smart Watch which is compatible with all Bluetooth V2.0 or above enabled smartphones, tablets and PCs (support Android 2.3 or above),such as iPhone 4, 4S, 5, 5S, Sumsung S3, S4, Note 2, Note 3, Note 4 etc;Handsfree Speaker Phone.Answer or Dial calls from your wrist.Ringing reminder when you receive a call.Display the number or name of incoming call. Time / Date / Week / Battery state display;Music Player.Play the music in your phone (after Bluetooth paring. Stopwatch / Pedometer;Barometer / Altimete. Capacative Touch Screen;Rechargeable Batter. NOTE: Android System can support all functions mentioned in the description; But IOS only support Passometer, Calendar, Call Sync,Calculator,Clock,Stopwatch