https://www.tomshardware.com/news/coolpad-arise-scratch-wireless,29126.html
CoolPad, Scratch Wireless Partner On Budget Android Smartphone, Free Mobile Plan | Tom's Hardware
May 19, 2015 - "Wi-Fi first" Scratch Wireless started selling the U.S.-optimized CoolPad Arise on pre-order for $99 and expects to start shipping it in early June.
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