The Alex eReader by Spring Design will being shipping out today to those that have pre-ordered the dual-screen tablet. This one sticks out from the growing list of Android-based tablets for its rather unique design, featuring a small screen for navigating through the operating system UI below a larger screen for displaying eBooks in a good selection of formats including EPUB, PDF, HTML, and TXT.

With a direct link to Google Books, there should be plenty of free and easy to access content available for the Alex eReader out of the box. For the price-point of $399 you will get a wifi-enabled version of the device featuring the following specs:

Dimensions: 4.7″ x 8.9″ x 0.5″

Weight: 11 ounces

USB 2.0

MicroSD expandable to 32GB

OTA updates

Multitasking across the EPD and LCD screens, allowing for simultaneous book reading and video watching

A 3G enabled EVDO/CDMA version is planned for release later this year.

[via CrunchGear]