Geniatech GTW390R Android 9.0 tv box is digital signage hardware device. No complicated wiring or mounting required. Supports both Landscape and Portrait orientations and will adjust the video output automatically to match your signage. GTW390R is the best in class and designed specifically for digital signage or interactive applications, which sits behind your screen and transforms the dumb display into a smart TV through HDMI connection. It update in real-time through the internet. Our devices are pre-configured and simply plug in and play.