Material: high strength zinc alloy watch body + silica gel strap. Process: zinc alloy wire drawing plating. Size: 47.9 * 40 * 11.8 mm CPU: 533 MHZ MTK6261 Storage capacity: 32M; Maximum support 32GB TF card. Display: 1.54-inch hd touch capacitive; Screen resolution :240*240 pixel. Bluetooth: Photo: Battery: 230 mah Acceleration sensor: support: support the three-axis force sensor, the screen automatically four directions. Touch screen Main functions: GSM/GPRS 850/900/1800/1900; Base station location, dialing, hands-free, bluetooth call, synchronous phone book. SMS: local SMS, bluetooth text sync. Entertainment: MP3,MP4, bluetooth music. Call reminder: ringing and vibration alert. Clock display: 3 sets of clock display, free toggle, click to switch freely. Two - way anti - loss: anti - loss reminder, two - way search. Pedometer: exercise meter, calorie consumption calculation, sports mileage record. Sitting for a long time: support. Sleep monitoring: support. Photo: the watch is taken independently and stored locally. The watch can be used for remote control of the mobile phone and stored on the phone. Bluetooth push: QQ, WeChat, SMS, news and other client information, system setup information, memo reminder synchronization, time setting synchronization, etc.