If your smartphone is Android, this is the watch for you. SmartWatch 2 expands your Android experience and introduces new and exciting ways to live and communicate. It interacts with your smartphone over Bluetooth?, so what?s happening in your life is mirrored in your watch. Choose from a wide range of SmartWatch 2 apps available at Google Play. SmartWatch 2 is also an impressive and stylish standalone watch with many built-in features and an impressive array of customising options.   Compatible  Works as an NFC watch with all smartphones using Android 4.0 (Ice Cream Sandwich) and later Battery time Low usage 7 days (watch always on) Normal usage, 3-4 days (watch always on) Standards Bluetooth 3.0 Android release: 4.0 and later Charging with micro USB Water protected IP57 Hardware SmartWatch Transflective LCD 1.6? Materials: aluminium (body) and silicon wristband or metal stainless steel Pixels: 220x176 Apps/plugins ready-to-go Call handling (answer*, reject, mute, volume handling) Missed call notification SMS/MMS Email** Gmail Facebook Twitter Music remote extension/music handling Calendar Slideshow Walkmate Runtastic Calendar reminder