TP-Link MiniGBIC Module (TL-SM311LM)

50″  4K UHD(3840 X 2160) resolution Android LED display with built in 2.4 Ghz Wifi, 1.1 Ghz Built in Quad core processor, 2 GB DDR3 RAM, 16 GB Memory, built in Triple Core Mali 600 MHz GPU, with HDR 10, Dolby Audio, Built in Wifi and Cromecast, HDMI CEC, HDMI ARC, Built-in Bluetooth Ver.4, 20W built in speakers, HDMI 2.0 X 3, AV X 1, USB 2.0 X 1, RJ45 X 1(network connectivity only), Headphone Out x 1, SPDIF Out x 1, 

Display any content in ultra-high definition with incredibly rich color on slim, efficient signage.

Engage customers with lifelike images through ultra high-definition resolution
Deliver UHD-level picture quality even with lower resolution content through innovative UHD upscaling technology and unique picture-enhancing features
Dynamic Crystal Color allows viewers to enjoy a wider spectrum of colors, up to one billion shades”