verykool s5017 Dorado 4G HSPA+ 5.0" IPS LCD Unlocked GSM Smartphone Android 4.0 Bluetooth 1.3GHz Dual-Core 8MP WiFi USB MP3 Email AT&T TMobile (Black) UNLOCKED - NO CONTRACT REQUIRED. This factory unlocked 4G HSPA+ 5.0" LCD smartphone is guaranteed to work on every GSM carrier across the US including: AT&T, T-Mobile, Tracfone, etc. *not compatible: CDMA networks like Verizon or Sprint* GLOBAL COMPATIBILITY/DUAL SIM: Vacationing? Studying abroad? verykool has you covered. This GSM phone works in 126+ countries across the globe, including: Central/South America, Africa, Europe, Asia, the Caribbean, & more (see GSM bands below) BETTER CAMERAS, MORE STORAGE. Capture and share your favorite moments with an 8MP rear camera & a 5MP front camera (LED flash). Play games? Store a lot of music/photos? 8GB of internal storage & an external 32GB MicroSD slot has you covered QUAD-CORE PROCESSOR. POWERED BY MEDIATEK. This quad-core 1.3Ghz ultra-fast Cortex-A57 CPU processor is powered by the latest MediaTek MT6582M chipset and comes with Android OS 4.4KitKat for increased speed and reliability FREE ACCESSORIES/U.S. COMPANY: ($45 value) free UL certified travel charger, headphones, & a micro USB data cable. We are a publicly traded company based in San Diego, CA (nasdaq: IFON) & offer a 1-Year warranty. Read more below