verykool Leo Jr s4005 4.0" TFT LCD Unlocked GSM Smartphone Android 4.4 Dual-Core Bluetooth 5MP Selfie Phone AT&T TMobile UNLOCKED - NO CONTRACT REQUIRED. this factory unlocked 3G 4.0" 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/Sprint BETTER CAMERAS, MORE STORAGE. Capture and share your favorite moments with an 5MP rear camera and a 1.3MP front-facing camera. Play games? Store a lot of music/photos? 512MB of internal storage & an external 32GB MicroSD slot has you covered 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) POWERED BY MEDIATEK. Dual-Core Processor. This Dual-core ultra-fast MediaTek MT6572M processor is powered by two 1.0GHz Cortex-A7 ARM cores 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