Samsung GT-S6102 Galaxy Y DUOS Unlocked Dual SIM Phone White 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 Dual SIM Quad-Band GSM cell phone compatible with 2G 850/900/1800/1900 MHz (Both SIMs) and 3G HSDPA 850/2100 plus GPRS/EDGE data capabilities. Dual SIM Card Support with Dual SIM Stand-by; Android OS 2.3(Gingerbread); 3.14" TFT LCD Touch screen with Samsung TouchWiz; Social Networking Integration; Wi-Fi with Wi-Fi Hotspot; GPS with A-GPS Support and Bluetooth v3.0 with A2DP. HTML Browser with Adobe Flash; 832MHz Processor; Internal Memory 512 MB ROM, 384 MB RAM; MicroSD expandable up to 32GB; 3.5mm Audio Jack; MP3 and MP4 Player; SMS(threaded view), MMS, Email, Push Mail, IM, RSS; Accelerometer, Proximity and Compass Sensors. Talk time up to 9 hours - Standby up to 360 hrs. 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.