Only try to flash this file if you failed to use the OTA update or online update from http://www.pantechservice.co.kr/down/self/main.sky
These are the official, untouched KitKat firmware for Pantech VEGA Iron A870 S/L/K.
These firmwares are not rooted and still include many Korean apps
Zip file must be flashed via recovery
Root method will be provided soon, do not attempt to root your VEGA Iron KitKat using the method for JB, it may brick your phone!
Keywords: Sky, Pantech, VEGA, Iron, A870S, A870L. A870L, KitKat, Recovery