Apltch&reg; The Market Clearest TF Display Screen 320 * 320PX Bluetooth New Smart Watch Phone 3D Cambered Sapphire Lens Dual-Core CPU Ultra-clear Aluminum Body Built-in GPS Antenna Smartwatch Support GPS / WIFI / BT WCDMA 3G Smart Watch Support Synchronization With Andriod Phones Samsung GALAXY Note 3/Samsung GALAXY S4 S5/Samsung GALAXY Grand 2/GALAXY S4/HTC One/Moto X/Nexus 5/Sony Xperia Z1/LG G2 Lumia1520 Support Andriod Apps Download And Install-Black One of The Market Clearest TF Display Screen 320 * 320PX 3D Cambered Sapphire Lens Dual-Core CPU Ultra-clear Aluminum Body Built-in GPS Antenna Support GPS/WIFI/BT/WCDMA 3G Support Sync Notifications With Andriod Phones(Not support iphone)(Not sync call so far) For lumia and other windows phone so far we have detected that it won't be compatible,sorry for the error in the title to put lumia in,only andriod phones could be compatible.