Comet have a promotion of a £50 trade in on any old audio equipment working or not bringing this down to £300 then applied with the 10% discount on ipod docks you get this for £269 and a possible 3% quidco as well.
Next cheapest is online for around the £320+ mark. They even sell on ebay for more than the £300 mark.
If you get them to apply the discounts the other way round you get this for even less. Reserve online for collection in store.
: Crystal clear sound : Performance and portability : Slim profile with no compromise on sound quality : Rechargeable, high power litium-ion battery