These have a fundamental multimedia and web capabilities, they have a microphone, micro USB port, micro SD card slot, a rear-facing digital camera and extra.
Coin Master begins the game with some basic tutorials. https://Products-Dd.com/category/%e0%b8%ab%e0%b8%b9%e0%b8%9f%e0%b8%b1%e0%b8%87/