Aura introduces a $499 e-ink digital photo frame that lets you go cordless
Aura is introducing its newest model, the $499 Ink frame, which brings a 13-inch color e-paper display to the company’s otherwise LCD-based lineup. The technology, similar to that found in the Kindle Colorsoft e-reader, uses a six-color ink system to create the illusion of millions of tones. More importantly, using e-ink technology allows the frame…