Elo E065303 Open-Frame Touch 1940L Projected Capacitive 19" 720p LED-Backlit LCD Monitor Black/Silver High quality panel with 170x160 viewing angle 1000:1 contrast ratio Long lasting product cycle-enclosure controlled by Elo specifications Compact mechanical design LED backlight consumes 25% less power Mounting type: VESA 4-hole 75mm mounting interface on rear of unit 2-hole mounting interface on all 4 side