Samsung SGH-E250 Unlocked Cell Phone with Camera, Media Player, Bluetooth Music, MicroSD Slot--International Version with Warranty (Black) 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. Unlocked tri-band GSM cell phone compatible with 900/1800/1900 frequencies and EDGE data capabilities Slider-style phone; VGA camera/camcorder; digital audio player compatible with MP3, AAC files; FM radio tuner MicroSD memory expansion; Bluetooth stereo music; access to personal email; web browser; SMS/MMS/EMS messaging Up to 5 hours of talk time, up to 250 hours of standby time