NIU Tek 3G 3.5 N209 Unlocked GSM Phone with Dual SIM, Android 4.0 OS, Touchscreen, 3.2MP Camera, Video, TV, GPS, Wi-Fi, Bluetooth, FM Radio, MP3/MP4 Player, Social Networking and microSD Slot - 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); 3G HSDPA 850 / 1900 (SIM 1 only) Android 4.0 (Ice Cream Sandwich) OS; 1 GHz Cortex-A9 (CPU); microSD up to 32GB 3.5" Touchscreen; Wi-Fi; Bluetooth v2.1; GPS Navigation; 3.2 MP + secondary VGA camera; Video Stereo FM Radio; SNS integration; MP3/MP4 Player; Analog TV; Google Apps