The following guide is a very suggested configuration for Open-Elec based on Raspberry pi Media Center:
Buy the following item:
- Wifi Adapter: Tenda W311MI Tenda W311M Realtek
- SD Card (Use maximum 16GB)
- USB Power Adapter
- Case 1 Case 2
- Raspberry Pi Board (Quad Code 1GB ram) 1
- Raspberry Pi Board (Quad Code 1GB ram) 2
Read The following Guide about how to install:
http://wp.flash-jet.com/2015/06/02/media-center-raspberry-pi-kodi-xbmc/