A pack with 5pcs of x360key (aka xKey and xk3y). This device consists of 2 parts, a motherboard and a remote display which is now sold separately. The motherboard connects to the SATA bus inside the Xbox 360, and sits between the drive and the Xbox 360 motherboard. x360key is a full-fledged computer system running embedded Linux. It is capable of many things such as: Emulating the Xbox 360 DVD drive. Reading USB hard drives and other USB media with various file systems. Updating itself and other hardware from USB media. Communicating with the remote and other external USB devices. And a lot more! (embedded Web server and Wifi connectivity for example).