Ubuntu has remained largely in the domain of desktops and notebooks and while they attempted to put it on a phone (which could eventually convert the OS into a desktop, foreshadowing Windows 10's Continuum), that never came to fruition. The Aquarius M10, however, is a real product and one that enables touch-based Ubuntu in a tablet form factor which can double as a Linux desktop.
Slted to ship mid-April, the M10 is available in two prices corresponding to different screen resolutions (an HD offering and 1,280 x 800 resolution costs US $289, the 1,920 x 1,200 panel (with faster processor) costs US $335. Read more about it here.
Source: Phoronix