Measuring just 2.7 by 1.8 by 0.6 inches and weighing a mere 2.5 ounces, the Clix is about the size of a business card. But don't be fooled, as the unit features 2 GB of internal flash memory, which is capable of storing approximately 32 hours of CD-quality MP3 music (encoded at 128 kbps) or 64 hours of WMA tracks (at 64 kbps). The Clix also plays MPEG-4 Simple Profile (SP) files at a maximum of 384 kbps and 15 frames per second, with audio encoded in MP3 format. Should you need to convert other formats to MPEG-4, simply download the free iRiverter utility and you're set.

The display also doubles as the control interface, so you don't have to mess with any cumbersome buttons or controls. And unlike the touchscreens normally found on PDAs, the Clix's direct-click feature responds to gentle fingertip pressure, eliminating the need for pens or control keys.

Meanwhile, a built-in microphone makes the iRiver Clix an ultracompact dictation machine. The recording quality is freely selectable and is controlled automatically. And listeners who hate to miss their favorite public radio program will dig the built-in FM tuner. Finally, the unit comes with several free Flash Lite games, including Launch Fighters (a Space Invaders remake, Log Jam, Barn Baron, and Su