Display Size 21.5 inches Touch / Glass Resistive Touch Screen Protection Glass Without Touch Function (Optional) Resolution 1920x1080 Panel Brightness 250 nits Contrast Ratio 3000:1 View Angles 89,89,89,89 Active Area 476.64x268.11 mm System Specification Processor Intel® Celeron® N2930 (2M Cache, up to 2.16 GHz) Memory 1 x SO-DIMM, DDR3L 1600 MHz, 4GB 8GB (Optional) Storage 1 x mSATA SSD 64GB. mSATA SSD up to 512GB. (Optional) Ethernet controller 2 x Intel® Ethernet Controller I210-AT Operating System Windows 7 Embedded Systems (Optional) Windows 10 IoT Enterprise (Optional) Linux Ubuntu 18.04 (Optional) WLAN Support (Optional) BT Support (Optional) Mechanical Dimension 550 x 340 x 58.6 mm Mounting VESA Mount Yoke Mount Enclosure Stainless Housing Cooling System Fanless design Environment Operating Humidity 10% to 90% (non-condensing) Operating Temperature 0~45°C Storage Temperature -20~60°C IP rating IP65 Certification Certification CE, FCC IO Ports USB Port 1x M12 waterproof connector for 2 x USB2.0 Serial Port 1 x M12 waterproof connector for RS232 LAN 1 x waterproof Giga LAN RJ45 connector Indicator 1 x LED Indicator for power 1 x LED Indicator for storage Power Input 1 x M12 waterproof connector for 12V DC Control Button 1 x Power Button 1 x Reset Button Accessory Accessory 100~240V AC to DC Adapter with waterproof connector Power Cord External USB cable with waterproof connector External COM cable with waterproof connector External LAN cable with waterproof connector Waterproof caps Driver CD & Manual VESA screws Power Power Rating 12V DC (M12 type)