Doogee S90 modular phone turns into night vision camera, walkie talkie, and is rugged to boot: review | South China Morning Post
Indiegogo - The Doogee S90 simply does more. 😃 Its revolutionary module design creates a mobile experience like never before. It all begins with four powerful specialty modules that expand the core
Doogee S90 Series Night Vision Module Mobile Power Module Walkie-talkie Module Accessories - Mobile Phone Cases & Covers - AliExpress