An SDIO WLAN network adapter is a low power card which can add network functionality to your mobile device. SDIO (which stands for Secure Digital Input/Output) is a normal SD card taken to the next level of technological development. Whereas the standard SD card is used as a storage device, the SDIO not only stores data but can be a powerful software suite too. Imagine the world of wireless local area networks in the palm of your hand. This is something which the SDIO card can deliver in the right handset, giving you access to media on demand wherever you have a connection. The SDIO WLAN cards are kind to batteries as they are very low in power usage, but powerful in their operational duties nonetheless. When used on a mobile handset, then it can be used to bring wireless connectivity to the device in an efficient manner. So powerful is the SDIO WLAN that it will serve as an excellent network administration client, where you can configure the network setting and view all aspects of any network to which you are connected. Most cards will sit in a listening mode for the majority of the time and work in quick fire bursts when information is needed to be sent. This means that the SDIO works in an extremely efficient yet influential way. The SDIO WLAN is fully interchangeable between devices, which is something that is important to many users. Having one tool which can service different applications is something that is much welcome in the technological age of portable devices. When not performing its wireless local area network connection duties, the card will still operate as a fully functional storage memory card. This form of external drive affords much portability and mobility. SDIO cards can not only be found in, but can power GPS systems, television tuners, cameras, Bluetooth applications and scanners. This illustrates how much in demand and how durable the SDIO cards area. A SDIO WLAN card will help add that connectivity wherever you need it, picking up network connections for you to connect to. This is ideal for pocket PC's and Smartphones for example, as long as the user has permission to access networks. It also adds functionality when out and about, for if you need something quick from the internet, you can drop into a library or coffee shop and hook up to their WLAN connections without the need for a laptop. Most laptops however, do have a slot available for the card, and this is another option for getting connected to a wireless network.