In the near future the company is going to introduce SDK for developing applications for PMA400. Traditionally, the device allows connecting a wide range of devices — from flash dongles to additional hard drives.A picture and the full list of specifications can be found at Digit-Life
Archos announced PMA400 portable multimedia center

Archos has showcased a new portable media center, named PMA400. This device will include features as WLAN, 30GB HDD, PDA and video camera functionality and Linux Qtopia OS.