This is CDiscount's dynamite deal of the day
I don't have an IPod, but if you do, this may be of interest to you.
Although it doesn't seem very portable if you ask me
2 x 3W, Works with most versions of iPod, Charges all iPod versions. Full function remote control.
You can upgrade to express delivery for free (£3.99)
Cdiscount say RRP is £59.99