PRODUCT FEATURES: 1. Easy future upgrade to smaller pixel pitch to prolong your investment. 2.No PC required, thus saves on cost, increases reliability and makes operations simpler. 3.Content can be updated via network or via USB drive and the content is stored on the unit itself. 4. Nova System, stable and easy to use. Professional after sales service 5. Slim profile (< 35mm depth) and lightweight (< 35kg/panel). 6. High refresh rate (> 1920 Hertz) and 128 steps of gradation control. 1). SLIMLNE & LIGHT WEIGHT（INSTALLATION FRIENDLY)：MN2.5 has been engineered with latest technologies to give it a smoother, slimmer profile. It’s crafted in beautiful anodized lightweight yet durable aluminum, to make the entire poster frame weigh less than 35kg, making it more portable and easier to install. 2). PLUG & DISPLAY MEDIA DISPLAYER（ZERO CONFIGURATION)：Enjoy the privilege of watching or screening your own video, audio or pictures playlists anytime, anywhe