It includes everything you need to know about the latest portable media players and media phones, plus tests of iPod docks, music servers, media players, televisions, games consoles, high-def set-top-boxes and Blu-ray disc players.
We've also included our recommended system combinations, plus tests of all the essential extras you'll need to make the most of your equipment.
Inside you'll find in-depth tests of over 140 products, including all-new reviews of the Nokia N96 'phone and Sony's PSP3000 handheld games console, the fabulous new Pioneer KRP-500 plasma, and the AVA RS3 and Sooloos music servers.
We've also run the rule over Linn's outstanding Sneaky Music DS media player and the brilliant iO Play in-car iPod hi-fi system.
In a special feature, we tell you how to make the most of your digital music, covering everything from basic set-up tips to installing a NAS box and creating a wireless music system, and we also take a peek at the internet-driven future of TV broadcasting.
The What Hi-Fi? Sound and Vision Ultimate Guide to New Technology 2009 is on sale now priced £4.99 – you can find it in Asda, Borders, Sainsburys and WHSmith.