--tactile capacitive screen, ringtone prompting, support for playing stereo music, synchronizing mobile phone book and call history
--watch time, pedometer, calories, stopwatch, alarm clock, barometer, altimeter, sleep monitoring.
--Android phones support all features.
--iphone mobile phone does not support SMS push, photo remote control and other functions;
--support for direct dial numbers, support for watch direct dialing, synchronizing SMS display and push notifications such as email