Alisable DZ09 Gear S Bluetooth Smart Watch WristWatch Sim Insert Anti-lost Call Reminder Phone Mate -black 1.HD display: High sensitive capacitive touch screen;perfect match technology 2.The lost function: Seek mobile phone,Tow-way anti lost;Entertainment: MP3,MP4,Camera;Sync function: QQ,wechat,Twitter,Facebook;time,schedule,read message or news;Sport health: Pedometer,sedentary remind,sleep monitoring 3.Phone function: Make phone call directly from the smart watch,including answering and dial-up.SIM slot,support make calls by Bluetooth or smart watch 4. GSM850/900/1800/1900 four frequency call function call, hands-free, phone records, phone book, Bluetooth phone 5.Note:Android system:This watch supports Android phone's Bluetooth, APP download and connection, you can also push your Android phone APP related application information to the watch; APP not support android 5.0. Apple system: the watch supports Apple phone Bluetooth connection, but don't support Apple phone APP download and connection,so your Apple phone's related application information can't be pushed to the watch