Barnes & Noble Nook
The Barnes & Noble Nook features dual touchscreens with wireless connectivity via WiFi and AT&T 3G. The unit also features 2GB memory, microSD slot, MP3 player, micro USB plug, and 3.5MM headphone jack.
Source: CrunchGear
ebook reader
Sony PRS-600 Reader Touch Edition
The Sony PRS-600 Reader Touch Edition is an ebook reader with a 6-inch touchscreen display, dictionary, and support for storage expansion through Memory Stick Pro Duo or SD card.
Source: CrunchGear