HP has announced a total refresh of its Photosmart line of printers, adding touchscreens of different varieties to everything, along with Wi-Fi and numerous other improvements.

Five models feature in the new range. From low to high they are: the C4680, the Photosmart, the Photosmart Wireless, the Photosmart Plus and the previously-reported-on Photosmart Premium. The company says these are the "easiest Photosmarts ever".

Starting at the bottom, the C4680 is an entry level all-in ...