https://www.engadget.com/2011-01-04-lg-optimus-black-and-lte-equipped-revolution-coming-to-ces.html
LG Optimus Black and LTE-equipped Revolution coming to CES
Jan 4, 2011 - LG is busily preparing its CES presentation area right now, where the well known Optimus 2X is being joined by a pair of intriguing new devices, the Revolution...
lg optimus blacklteequippedrevolutioncoming
https://www.engadget.com/2011-05-03-lg-optimus-black-vs-galaxy-s-ii-and-xperia-arc-fight.html
LG Optimus Black vs. Galaxy S II and Xperia Arc... fight!
May 3, 2011 - It's time for us to welcome yet another contender in the battle for world's slimmest Android phone: the LG Optimus Black. This 9.2mm-thick handset made its...
lg optimus blackxperia arcvsgalaxy
https://www.techradar.com/reviews/phones/mobile-phones/lg-optimus-black-930900/review/7
LG Optimus Black: Video - LG Optimus Black review - Page 7 | TechRadar
May 27, 2011 - Super thin, feather-light - but can it rival the new dual-core brigade?
lg optimus blackvideo reviewtechradar