For £300 get seperates some nice MORDAUNT SHORT AVANT 902i can be had for £90 + take your pick on an amp.
Can get an arcam alpha 9 or 10 for around £150-£200 on the bay.
Hell even my gale mini monitors still sound great, I have logitech z4's and they are complete crud for music.
Do this. I bought a Arcam Alpha 9 for £100, using with B&W 601 (PC audio system) Probably 601 £80 second hand. Will blow away ANY commerically made 2.1/5.1 "PC speaker system" sold in computer shops.