hisense a2
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Leaked Hisense A2 Smartphone Comes With A Rear-Mounted E Ink Display
Multi-screen smartphones aren’t a new concept — it was even a major feature of clamshell designs of the past — but they quickly went out of vogue once we entered touchscreen era. Hisense looks like it will revive the idea with its A2 handset, which comes with a regular AMOLED display on the front and…