We at Smart LED have been at the forefront of the LED Business for over 10 years. Our LED signs started as simple systems such as Amber Alert and the Single-Color, Single-Line Outdoor business “MESSAGE CENTER” advertising systems, and have now grown to become 16.8+ Billion Color, 4000Hz Refresh Rate, 4G LTE Networked, Globally programmable systems that you can control from any compute... https://smartledinc.com/