Windows Mobile devices come in a range of shapes and sizes, from candybar-style smartphones to relatively large clamshell-format handhelds. With the larger data-centric devices, the presence of a usable keyboard is very important. In the past we’ve seen miniature keyboards on the front of devices, keyboards that slide out of a long edge and even a miniature convertible-Tablet-PC-style design in i-mate’s <a href="http://reviews.zdnet.co.uk/hardware/handhelds/0,1000000735,39234854,00.htm">JASJAR</a> (which was also taken up by various UK operators, including Orange, who badged it as the <a href="http://reviews.zdnet.co.uk/hardware/handhelds/0,1000000735,39231002,00.htm">SPV M5000</a>).