TP-Link TL-PA4010 KIT AV600 Powerline network adapter (500Mbps, 1 port, energy saving, plug and play, compatible with other brand adapters, set of 2) white : Amazon.co.uk: Computers & Accessories
3 port Tp-Link Powerline, 500Mb/S TL-WPA4030P repeater booster | eBay