Twinbuys Bluetooth Smartwatch for Android Kids Smartphones Handsfree Sync Call Message Bluetooth Pedometer Fitness Tracker Sleep Monitor Smart Watches MODE 2 Black Multifunction: Dial, short message, phone book, call history, BT notification, BT music, Long-distance capture, pedometer, drink, rest, sleep monitor, anti-theft, power save mode etc Capacitive Touch Screen TFT LCD, EDR Time / Date / Week / Battery state display All functions are compatible with andriod smartphones, such as Samsung S3/S4/S5/Note 4/Note 3, HTC, Sony and so on. Not fit for Android Lollipop Android 5.0 system. Most of functions are compatible with iPhone 4/4S/5/5S/6/6 Plus, EXCEPT FOR 'Messages', 'BT notice' and 'BT camera' NOTE: BT Notice Download: https://play.google.com/store/apps/details?id=com.along02.btnotification