Had my eye on this at £110, then a Warehouse deal at £82 but I was chuffed when it dropped to £73.99 new. Should improve most flatscreen TV's sound.
Panasonic SC-HTE80EB-S/K Wireless Speakerboard with Bluetooth Wireless Technology
The HTE80 embodies a speaker concept enabling the user to get fuller, more dynamic sound from a flatscreen TV. The "SpeakerBoard" design provides a powerful 120 watt power output with integrated subwoofers and front-facing speakers.
Designed to be positioned directly beneath a TV for simple installation and offering Bluetooth wireless music playback, this neat system will enhance your listening and viewing experience.