DOWNLOAD Firefly IV V50S Firmware

[Crowman]

Stock ROM File Name: Firefly_IV_V50S_MT6589T_20130715_4.2.1.zip
Stock ROM File Size: 631 MB
Android OS Version: 4.2.1

link

http://www.mediafire.com/file/4q3ab6borgvvxaa/Firefly_IV_V50S_MT6589T_20130715_4.2.1.zip