Blu Studio 5.5k D710 4GB Blue Unlocked GSM Dual-SIM Android Cell Phone 5.5 512MB RAM Built-in Storage: 4GB Operating System: Android v4.4 KitKat Mobile Frequencies: GSM 850 / 900 / 1800 / 1900 MHz (SIM 1 & SIM 2) Compatible Carrier & Service: AT&T 2G, T-Mobile 2G, Rogers, Fido Form Factor: Smart Phones Dual SIM: Yes Touch Screen: Capacitive touchscreen Main Display Size: 5.5 |