The Hisense A10 has an E Ink main display and a magnetic LCD screen you can attach to its rear.
The add-on LCD is for apps that don't work well with slow refresh rates. There are smartphones with e-ink displays and while ...
The A10 front display is 6.13 inches and uses E INK Carta 1300 and the new Qualcomm QCM6690 Dragonwing processor.