This is a new WAN interface card in the package. I dont know exactally what it is used for so I am not going to be abble to answer any tech questions.

On Sep-05-08 at 06:13:56 PDT, seller added the following information:

The picture with red background is wrong. I accidently put the wrong picture in the auction. The correct pictures do not have a red background. Sorry if I caused anyone any troubles.