The Sandberg Wireless N300 USB gives you wireless network access via a USB port. The adapter is based on 802.11n technology, which issignificantly faster and has a longer range than earlier wireless network standards. 802.11n is backwards compatible with earlier wireless network standards such as 802.11g and 802.11b, so you can also easily use older wireless equipment with your new N300 USB.The adapter allows you to connect to wireless networks wherever you have access to them – removing the need for cables and installinginternal hardware.