The Epson EcoTank ET-8500 aims to be a versatile all-in-one 8.5-inch A4 printer with cheap running costs, but there's a hefty ...

These tiny droplets are set into the paper, forming text and images. During printing, ink is delivered ... have one for black ...

And a range of colors, not just black and grey? Yes ... Mashable Technologically speaking, the Paper Pro is an impressive leap forward. Taking e-ink from monochrome to CMYK is no mean feat ...

“E Ink continues to improve its e-paper technology to enhance ... new colors—dark gray and light gray. This will be in addition to the five colors—black, white, red, yellow, and orange ...

On the other hand, a black ink cartridge only prints black and grey on a document. When you print any of your papers, you set your printer to black &white, but if you want to print images ...