Every year, before the Consumer Electronics Show begins in earnest, some of the cool toys are wheeled out for CES Unveiled.

It's a good chance to catch a glimpse of some of the gadgets that will be making headlines over the next few days, and gives a flavour of what to expect from the rest of the show.

Here, we've picked out a selection of the most interesting, useful, or just downright bizarre products that went on show at CES Unveiled.

Take a look through some of the best gizmos from CES Unveiled.