"This watch has two working mode. One is company mode (Bluetooth) , It enable to make call or receive call or send or get message via Bluetooth. The other one is Network mode (Sim Card inserted) .It enable to make call or receive call and send or get message via the sim card you inserted which means at this time this watch works as a real cellphone,you can hang out without your cellphone.•Sleep Monitor,Sedentary Reminder,allows you to understand the movement distance,time anytime and anywhere•Once you sync your mobile phone to this smart watch it will keep track of where your phone is•Bluetooth Dialer, Call Reminder, Bluetooth Call,Bluetooth SMS/IM Message Notifier•Sync function: QQ,wechat,Twitter,Facebook;time,schedule,read message or news;Sport health: Pedometer,sedentary remind,sleep monitoring•This watch can also work with iPhone as a Bluetooth device(Means you can receive a call or make a call also sync your contacts to this watch via bluetooth).But Some functions like Notification Push,Remote capture,Anti-lost are currently unavailable on iOS because the iOS app is unavailable now•HD display: High sensitive capacitive touch screen;perfect match technology•Style: Florid,Colorful,Classics.Free switch;Self-Timer: Take photos by smart watch or use smart watch control the phone and take photos•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•The lost function: Seek mobile phone,Tow-way anti lost;Entertainment: MP3,MP4,Camera;Specification: CPU: MTK6260A 533MHz Network & Connectivity: SIM Card: Single SIM Card (Micro SIM Card) Can be as a phone Frequency: GSM 850/900/1800/1900 MHz Bluetooth: Bluetooth 3.0 Storage: RAM 128M, ROM 64M; External memory: Support TF card up to 16GB Display: 1.56 inch TFT LCD, 240 x 240 pixels Camera: 2.0 M Video Recording: Support Media Music/video: Support Hand-writing: Support Picture Format: JPEG, GIF, BMP, PNG Music Format: MP3, WAV Video Format: MP4 Languages: English, Italian, German, Dutch, Spanish, French, Polish, Turkish, Portuguese, Russian Functions: Bluetooth Dialer, Contacts, Call Reminder, Clock, Anti-loss, Pedometer, Sleep Monitor, Sedentary Reminder, Calendar Battery: 380 mAh Talk Time: 3 Hours Standby Time: 180 Hours SMS: Support USB Port: Mini USB 5pin interface Color: BlackSize: 43.5*40*11.8 (mm) Product Weight: 75g Gravity Sensor: Support Package: 1x Smart watch1x User Manual"