Yota Devices YotaPhone (2014)

The YotaPhone from Russian handset maker Yota Devices uniquely boasts a full-size e-ink display on its rear. NFC has been added to the second-generation model for 2014.

The YotaPhone offers a 5-inch full HD Amoled screen at the front plus a 4.7-inch always-on, full-touch control electronic paper display to the rear.

As well as the dual displays, the second generation YotaPhone features a 2.3GHz quad-core Qualcomm Snapdragon 800 processor, 8 megapixel rear camera, Bluetooth 4.0, wireless charging and NFC.

The device was announced at the Mobile World Congress in February 2014.