Motorola Atrix 2 4G MB865 - Unlocked GSM Quad Band - Android Gingerbread 2.3.5 - 8MP - 3D HD Atrix 2, Battery, Battery Door, USB Cable, AC Adapter and Manual ANDROIDTM PLATFORM Android 2.3.5 (Gingerbread) MULTIPLE NETWORKS WCDMA 850/1900/2100, GSM 850/900/1800/1900, HSDPA 21.1 Mbps (Category 14) Edge Class 12, GPRS Class 12, eCompass, AGPS WIRED STEREO DEVICE EFFECTS 3D Stereo, Home Theater, Live Stage, Custom DLNA (DIGITAL LIVING NETWORK ALLIANCE) Stream, store and share content with compatible devices around the home like HDTVs, game consoles and PCs 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.