This was the device that crystallized my obsession with customizing tech. I loved the interface out of the box but nothing compares to making the device exactly what you want it to be. My understanding of computers increased in response to the joy of hacking the E2.
32MB internal (nonvolatile flash memory)
backlit resistive touch screen
infrared data transmitter
speaker on the back + 3.5mm headphone jack
Bluetooth 1.0 data transmission
Expandable SD memory up to 1.5GB