While LG has started to make its way back into the hearts and minds of the average consumer with the impressive Optimus G Pro, and its sexier cousin the Nexus 4, the company still has other market segments to worry about. This is where things like the F-series comes in handy. Today the Optimus F5 and Optimus F7 were announced and, like their keyboard-dwelling namesakes, will probably be something we're aware of, but rarely pay too much attention to, despite their usefulness.

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