The Flag D1 is a dual-screen Android (v5.1) smartphone that features a 5" 720 IPS front display and a 4.7" 960x540 E Ink back display. Other features include a quad-core 64bit CPU, 2GB of RAM, 16GB of storage, microSD slot and a 8MP camera.
Phones with e-paper displays - Page 1
Siswoo R9 Darkmoon
China-based Siswoo's R9 Darkmoon is a dual-screen smartphone that has a 5" Full-HD LCD display and a secondary 4.7" 540x960 E Ink display. The E Ink can be used to display e-books, and Siswoo is also talking to consumers to think of how to use the secondary panel.
Other features of the R9 Darkmoon: Android 5.0, 1.7Ghz 64-bit octa-core CPU, 3GB of RAM, 32GB of internal memory, Dual-SIm, LTE, and Qi wireless charging. The R9 Darkmoon will be released "soon", according to Siswoo.
YotaPhone 2
The YotaPhone 2 is a dual-screen Android device that has a 4.7" E Ink touch screen on the back. The front display is a 5" OLED display. Other features include a quad-core 2.2 Ghz CPU, 2GB of RAM, 32 GB of storage and a 8mp camera.
The YotaPhone 2 is no longer shipping.
Onyx Midia
The Onyx Midia is an Android smartphone that has a 4.3" front-lit E Ink. Other features of this phone include a low-end Rockchip CPU, 4GB of storage, micro SD slot and a 1,800 mAh battery (enough for more than two weeks).
Onyx hoped to start producing the Midia in April 2014, with plans to ship in Europe for €140. The device never went into production, as far as we know.
Alcatel One Touch Hero
Alcatel's One Touch Hero is a large (6") smartphone (or phablet) with a Full-HD LCD, Android 4.2, a 1.5Ghz CPU and 13 mp camera. The phone has some interesting accessories - a cover with a LED screen and a pico projector stand. And a cover with a large E Ink display. We don't have any details on this E Ink, it looks about 5" or 6" in size and will enable reading books and newspapers.
The One Touch Hero will launch in October 2013.
Samsung Zeal
The Samsung Zeal is a clamshell CDMA phone that has a QWERTY keyboard in which the keys are actually small E Ink displays (like in the Samsung Alias 2). Other features include a 2mp camera, microSD slot and support for mail (including Microsoft Exchange), messaging, skype mobile, social networks and more.
The Zeal is now shipping for free (with a Verizon contract) or for $199 without a service plan.
Samsung Alias 2
The Samsung Alias 2 is a clamshell phone, available through Verizon Wireless. It's got a dual-hinged E Ink keyboard.

The display is 2.6", QVGA, it's got a 2MP camera, microSDHC card slot, and costs 145$.
KDDI au W62CA GzOne
The GzOne (available on Japan's KDDI network only) is a waterproof and shock resistant clamshell phone - ideal for sports. It has a small external E Ink display to show a clock, message notifications, etc.

KDDI au W61H (Hitachi)
Clamshell phone from KDDI au range (Japan), made by Hitachi.The external E Ink can display one of 95 preset graphics.

Motorola Motofone
The Motorola Motofone is a dual-band GSM (850/1900) budget candybar shaped mobile phone. The display is simple - 2 lines, each with 6 characters. It is the world's first e ink phone.

The Motofone is thin (0.35" = 9mm). It is available through Amazon.com (starting from 20$).