This listing is for 4 Ablytech Slim CD to 40pin IDE Adapter PA-CD1-JP-EF 

Allows you to connect a slim CD to a conventional IDE cable.

Fully compatible with all kinds of slim ATAPI devices, like CD-ROM, DVD-ROM, CD-RW and DVD-RW drives.

One fine-pitch 50-pin connector for slim drive.

One 40-pin box header for IDE cable.

One FDD-type power connector.

One 4-pin 2.54 pitch CD Audio connector.

One 4-pin 2.0 pitch CD Audio connector.

Jumper to set Master/Slave/CableSelect mode

With two screws for mounting.

RoHS Compliant

Dispatched with Royal Mail Tracked 48