Further information on connecting your MB561US-4S-1 to a network can be found HERE.
If you need an external hard drive for your new Mac Book Air than the MB663UB-1S-1 is the device for you. With its sleek look and its storage capabilities the MB663UB-1S-1 is the ultimate solution for storage on the go. If you need something with more capacity with out compromising looks then the MB561US-4S-1 is the storage solution for you.
Please check the following link for more product information.