Nokia Lumia 710 Unlocked Windows Phone with Wi-Fi, A-GPS Support, 3.7-Inch TFT Capacitive Touchscreen Display, 5MP Camera with 720p@30fps Video Recording - No Warranty - Black 3.7 inch TFTcapacitve touchscreen, Corning Gorilla Glass, ClearBlack, Windows Phone 7.5 Mango 5MP camera, autofocus, LED Flash, Geo-tagging, Touch Focus, video recording 720p@30fps 8GB internal storage, Wi-Fi, A-GPS support MP4/MP3, Bluetooth Stereo, FM Radio, Audio Streaming, Uplink Noise Cancellation Document viewer/editor, Video/photo editor, Voice memo/command/dial Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin.