Filed under: Tech MWC 2021 Firefox OS 1.3 on the ZTE Open C at MWC 2014 By Verge Video Feb 23, 2014, 11:06am EST Share this story Share this on Facebook Share this on Twitter Share All sharing options Share All sharing options for: Firefox OS 1.3 on the ZTE Open C at MWC 2014 Linkedin Reddit Pocket Flipboard Email Dan Seifert takes a hands-on look at the newest version of Firefox OS, version 1.3, on the ZTE Open C handset at Mobile World Congress 2014. Next Up In Tech Sign up for the newsletter Verge Deals Subscribe to get the best Verge-approved tech deals of the week. Just one more thing! Please confirm your subscription to Verge Deals via the verification email we just sent you. Email (required) By signing up, you agree to our Privacy Notice and European users agree to the data transfer policy. Subscribe