Netgear Powerline AV500 Passive Homeplugs normally £49.99 at the moment they are £34.99 delivered from Amazon which to me is a very good deal.
Details from the Amazon website:
Extend Internet Access to any Power Outlet
The NETGEAR Powerline 500 extends your Internet access to any power outlet. With speeds up to 500 Mbps, it’s ideal for connecting smart TVs and game consoles and for streaming music and HD video. Extra noise-fi ltered power outlet provides connection for additional devices.
Set up in minutes, no need to configure or install software.
Noise-filtered Power Outlet
Provides an extra outlet and improves the overall Powerline network performance.
•Extra noise-filtered power outlet
•Ideal for connecting smart TVs and game consoles
•Ideal for HD streaming and gaming
2x Netgear Powerline Adapters
2x Ethernet Cable