55'' M3A Smart Board

·       4K UHD Display ·       20-Point Touch ·       All-in-One System ·       High Connectivity ·       Advanced Audio-Visuals   Model 55M3A Display Size 55 inch RAM 3GB Internal memory 32 GB Backlight Type D-LED Operation system Android 8.0 Resolution 3840*2160 UHD (4K) Brightness 350 cd/m² Refreshing Frequency 75 Hz Viewing angle 178° (Horizontal/Vertical) Lifetime 30,000 hrs CPU ARM A73, Quad-core 1.5 GHz GPU Mali-G51 Power consumption 140W Speaker 2 x 12W integrated speakers Input & Output Interface HDMI In*2, DP In*1, LAN*2, USB*2, Touch USB*3, MIC-In*1,SPDIF*1, Audio-Out*1,RS232*1 Wi-Fi Supports wireless connectivity Bluetooth Supported Touch Infrared touch with 20 touch points