I know these have been coming up quite a lot recently, but again, i've found these cheaper than the ones on scan and ebuyer.
Seem to be the same ones as at scan but unbranded.
* High-Speed Powerline adapter with Ethernet interface for fast data transfer over existing household electrical circuit
* Fully compatible with HomePlug 1.0 & Homeplug Turbo
* 56 Bit AES Link Encryption with Key Management for secure communication
* High-Speed transfer rates of 85 Mbps makes it possible to transfer any type of data
* Use existing electrical wiring at any power sockets with up to 200mtrs operation range
* Simple plug and play installation
* Fully compliant with IEEE 802.3/802.3u 10/100Mbps RJ45
* Supports 10/100 fast Ethernet Connection
* Supports Auto MDI / MDIX
* Allows users to connect PCs, notebooks and other Ethernet devices via any power socket
* Low power consumption