Accurate speech recognition, a flexible control system and a good price – for those in need, Dragon delivers.

Is your PC’s hard disk getting cramped? Invest in an external hard disk and never again worry about running out of room.

Strong on data security measures, this drive is a stand-out.

Light on features, but it’s tiny and ferociously quick.

Rugged and durable, but overall it’s a bit pricey

Clean lines undermined by poor performance and a high price.

Great design, but average performance lets it down.

Tough, quick and a good choice if you need a little extra protection.

Fine performance and features make this a worthy winner.

Quick, packed with interfaces, but just a little too expensive.

Thin, but short on features and not particularly cheap either.

It may lack eSATA, but this is a fast and cheap terabyte drive.

Quick, cheap and light: the best 3.5in drive in the group.

Stylish and versatile, its only drawback is the mammoth price

Relatively quick and cheap, but not quite up there with the best

Western Digital MyBook Home Edition

Fast, full of features and with mobile broadband support, but just a little too expensive

A great keyboard, wonderful screen and loads of features, but battery life is weak and it’s a touch pricey

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We make sense of wireless-n routers and devices (otherwise known as draft-n) - speeds, compatibility, range improvements, and whether they're safe to buy now.