Sony is hoping to appeal to the vainest parts of your personality with the Xperia C4. This new 5.5-inch Android phone has a 5-megapixel front-facing camera that's been equipped with an LED flash and a ...

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An external camera flash (often called a speedlite, flashgun, or speedlight) offers both more power and more control than a camera’s built-in flash. With a rotating and tilting flash head, you can aim ...