Saw these on eBuyer. Works out at £45.39 if you select Super Saver delivery and pay using Google Checkout. Next nearest price I can find is £100.56 delivered from LambdaTek.
Subwoofer can be stood vertically or horizontally. Look pretty smart and seem to be average mid priced speakers-perhaps overpriced elsewhere. Full review here:http://www.vnunet.com/computeractive/hardware/2185918/review-sony-srs-dz10-speakers
-2.1 ch Multi-channel Speaker (Satellite x 2, Sub-woofer x 1)
-Total 37W output power for powerful rich bass and booming sound (6W + 6W + 25W)
-2 input (MIX) to connect to PC and other devices (WM)
Magnetically shielded to minimise noise interference from PC or monitor
-Supplied with wired controller
-stylish design of satellite and sub-woofer by using die-cast aluminum cylindrical cabinet