BLU S190 Hero Unlocked Quad-Band Dual Sim Phone with 2.8-Inch Touchscreen, 1.3MP Camera, Bluetooth/Social Networking - US Warranty - Green This Unlocked Dual SIM 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 850/900/1800/1900 MHz frequencies for both SIM Slots. 1.3MP Camera,1280 x 1024 pixels with Video Recording; Dual SIM Stand By support; Analog TV; MP3/MP4 Player; FM Radio; 3.5mm Audio Jack and Social Media: Facebook, Twitter, MSN and Yahoo Messenger. 2.8-Inch TFT Touchscreen, 240 x 320 pixels; Bluetooth; Internal Memory: 64 MB ROM, 32 MB RAM; MicroSD Card Slot up to 8 GB; Data: GPRS Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps and Browser: WAP 2.0/xHTML. Talk time up to 3 hrs - Stand-by up to 260 hrs.