BLU Rave D230 Unlocked Phone with Dual SIM Card support, Android 2.2 OS, 3 MP Camera, VGA Secondary Camera, GPS and MicroSD Slot - Black Dual SIM Card support; Android 2.2 OS; Social Networking Capabilities; 3MP Camera; 3.2-inch LCD display; VGA Secondary Camera; GPS; MicroSD Card Slot expendable up to 32GB. Talk time up to 8 hrs - Standby up to 700 hrs. FM Radio, MP3/MP4 Player; 3.5mm Audio Jack; 3G UMTS 850/2100; Qualcomm 600MHz Processor; HTML and Adobe Flash; Bluetooth. This unlocked cell phone will work on GSM carries like AT&T and T-Mobile. Not all carrier features may be supported. Unlocked Dual SIM Quad-Band GSM cell phone compatible with 2G 850/900/1800/1900 MHz (Both SIMs), 3G 850/2100 (SIM 1) and GPRS/EDGE data capabilities.