Contixo Smart Watch W3 Android 4.2 with 2M Pixels Webcam, Wi-Fi, Bluetooth, FM, 3G, GPS for Android Smart Phones and Tablets (Black) 2015 latest Unlocked worldwide Smart Watch with built-in Android 4.2 KitKat. Support Micro-SIM card, 3G 850/1900/2100, 2G- 850/900/1800/1900. Compatible with AT&T and other GSM networks. Not compatible with CDMA network, such as Verizon. Please make sure your SIM card is not locked with PUK code before use the Contixo Smartphone. Amazing 1.54 inch OGS HD display with 320 x 320 resolution, together with the IPS - full-angle view technology, makes it easier to see the smallest details from any angle. Text is sharp and color is gorgeous. Online reading and browsing webpage is much enjoyable. Unleash your creativity with 2MP Camera. Record any moments in your hand to remember and snap all the special images you find. The Android 4.2 KitKat enables smooth multi-tasking. Googple Play Store pre-installed. The Dual Core CPU ensures everything loads faster than single core ones. Gaming, Internet browsing and video streaming on this smart watch are awesome. Built-in Bluetooth and Wifi functions, 4GB Internal Storage with 512MB RAM. GPS antenna built-in, Weather display, Music playback, Remote camera, Alarm clock, Pedometer, Two-way loss, Sleep testing, Document management, Browser, Calculator, Voice recording, Bluetooth phone, SMS, Email, etc. The smart watch Bluetooth can only works with Android cell phoneor tablet, no iPHONE or iPAD.