For data card users, this product allows you to use the same Internet connection on the road using your notebook, as well as on your home or small office PC network. It also serves well as a reliable backup connection, rather than paying for a robust service level agreement.

The TEW-631BRP offers good performance at close ranges but is slow at longer distances. It'll be given a run for its money by a good Mimo 54G kit. Nevertheless, this product has some interesting features and remains a decent buy - for now.

Solid without being inspiring, the Linksys WRE54G is a decent Wi-Fi extender. There are cheaper alternatives, however.

This router is for users who want to share a 3G Internet connection. It's not a versatile device—it won't also double as an ADSL router, for example—but for its designed purpose, it will do a good job.

Having the ability to run 2.4GHz and 5GHz networks simultaneously is an advantage, but this unit's speed wasn't as good as we hoped and it's also limited to running 2.4GHz-based 802.11n adapters at 54Mbps.