Call from your wrist: Make and receive calls with its built-in speaker with Nano SIM (Mini) card inserted in, supports 2G GSM 850/900/1800/1900, 3G WCDMA 850/2100.</br>Touch Screen and Multimedia Social function not only for fitness, suburban travel, Camping, exploration, Mountain climbing but also for more wonderful life.</br>Compatible Android Phone: Samsung, Huawei, HTC, LG, Sony, Android Tablet PC, Nexus. With Bluetooth connecting between watch and phone, It can get phone call remind, message remind, remote camera, remote music, find the phone. Operating System: Android 4.4 OS (not for IOS).</br>Retina display with Force Touch; 3 interface changes as you like, Scratch-proof, Shatterproof, High hardness, Wear resistance, Water resistant in rain, sweat and splash, IP54 Life Waterproof, not suitable for swimming or diving.</br>Smart Device: Video Call, Pedometer, Sedentary remind, Browser, Music, Alarm clock, Sound recorder, messages, schedules, meeting reminders, stopwatch, timer, voice search, GPS navigation, phone call remind, message remind, remote camera, remote music, find the phone, raise hand to bright screen.</br></br>Product Description</br></br><b>Product Feature</b><br> <b>Sync network</b>2G:GSM(850/900/1800/1900),3G:WCDMA(900/2100),AT&T and Tmobile.<br> <b>Software</b> Download and Install "FunFit APK" as instruction in User Manual on your phone and connect smart watch with Bluetooth. Not support Android Wear APP or IOS. <br> <b>Storage</b> RAM 512MB+ ROM 4GB (2GB free using memory, ignore software occupied), Not support SD/TF card.<br> <b>Bluetooth pairing</b> 1,Turn on your cellphone Bluetooth, keep it on. 2, Turn on your watch Bluetooth, search your cellphone. The Bluetooth icon in status bar turns in green when pairing succeeds. <br> <b>Work with Android phone</b> With Bluetooth pairing, every function supported by Bluetooth from your phone can work on watch.<br> <b>Strap </b> Food grade silica gel, unchangeable. <br> <b>Music /Talk Time</b> 4 hours/6-8 hours<br> <b>Standby Time</b> 24-48 hours, but shorter if you have much phone calls, music etc. Turn off Bluetooth to be longer.<br><br> <b>Specification</b><br> <b>CPU: </b>MT6572A Dual core 1.2Ghz <br> <b>Connection: </b>WIFI, GPS, GSM, WCDMA,BT <br> <b>Bluetooth: </b>Bluetooth 4.0 (Bluetooth push and syncs with Android) <br> <b>Battery: </b>900MAH Lithium Polymer <br> <b>Display: </b>2.2inch HD IPS LCD screen, 320*240 pixel <br> <b>Speaker: </b>0815BOX<br> <b>MIC:</b>Yes<br> <b>Camera: </b>130W 1.2m<br> <b>Vibration:</b>Yes<br> <b>Charger:</b>4 pins magnetic connecting, charge and data transfer<br> <b>Support language:</b>English, French, German, Spanish, Portugese, Italian, Dutch, Russian, Polish, Turkish, Korean, Hebrew, Malaysian,Indian, Burmese, Chinese Simplified, Traditional Chinese. <br><br> <b>Package</b><br> Smart Watch Cell Phone x 1<br> USB Cable x 1<br> English User Manual x 1<br><br> <b>Manufacturer</b><br>The factory specializes in research, design and manufacture of intelligent wearable products over ten years, the products is popular in North America, Europe and South Asia.</br><br/>http://www.amazon.com/gp/product/B01MQPUYC4