NIU Lotto N104 Unlocked GSM Phone with Dual SIM, 1.3MP Camera, Bluetooth, FM Radio, Music Player, Video Player, Social Networking, Flashlight and microSD Slot - White/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. GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual Standby) SMS, MMS, IM; Facebook, Twitter, MSN, Yahoo; WAP Browser; Bluetooth v2.0 1.3 MP (1280 x 1024 pixels); microSD card slot for expandable memory up to 32GB Stereo FM Radio; FM recording; Games; Music Player; Video Player; Organizer; Flashlight