There's also a business version of the Cassiopeia called the E-125, available only in silver, and it takes any Type II compact flash card, including IBM's new 1GB Microdrive.

CNN: Review: Design makes the difference for pocket-PC gadgets

So I grabbed a compact flash memory card I've been using with other PDAs and digital cameras - but it didn't fit.

CNN: Review: Design makes the difference for pocket-PC gadgets

The X50 416MHz, which has a 3.5-inch, 320x240 pixel LCD screen, a 416MHz processor, 64MB of RAM, 64MB of Flash ROM, Compact Flash and SDIO expansion card slots, and Bluetooth.

ENGADGET: Dell's Axim X50 Pocket PC arrives

The X50v, which has a 3.7-inch VGA resolution LCD screen, 624MHz processor, 64MB of RAM, 128MB of Flash ROM, Compact Flash and SDIO expansion card slots, 802.11b WiFi, and Bluetooth.

ENGADGET: Dell's Axim X50 Pocket PC arrives

The X50 520MHz, which has a 3.5-inch, 320x240 pixel LCD screen, a 520MHz processor, 64MB of RAM, 128MB of Flash ROM, Compact Flash and SDIO expansion card slots, 802.11b WiFi, and Bluetooth.

ENGADGET: Dell's Axim X50 Pocket PC arrives