ViewSonic TD2423d 24” IR Touchscreen Monitor - 1920x1080 - 10 Points Multi-Touch - Adjustable Tilt - Scratch-Resistant 7H Hardness - Dual Integrated 2W Speakers - HDMI 1.4 - DisplayPort - VGA - 3.5mm Audio In&Out - 2x USB 2.0 (TD2423D)