Motorola RAZR V3 Unlocked Phone with Camera, and Video Player--U.S. Version with Warranty (Blue) This unlocked cell phone is compatible with GSM carriers like AT&T and T-Mobile. Not all carrier features may be supported. It will not work with CDMA carriers like Verizon Wireless, Alltel and Sprint. Quad-band GSM cell phone compatible with 850/900/1800/1900 frequencies and GPRS data capabilities VGA digital camera (640 x 480) with video capture; 5 MB memory (not expandable) Bluetooth for handsfree communication; full duplex speakerphone; access to personal email; web browser; SMS/MMS/EMS messaging Up to 6.67 hours of digital talk time and 250 hours of standby time 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.