LG's latest 4.7-inch wunderphone may not have penned in an official release this side of the Atlantic, but that doesn't mean the Feds aren't putting it through its paces. A global version of the LG Optimus 4X HD made its way through the FCC test labs recently, revealing a quad-band GSM / EDGE radio with 3G support over AT&T's 1900 / 850 bands. In other words, feel free to import an unlocked slab when they hit Europe next month. Check out the federal filings yourself at the source link below, or check out our own hands-on coverage