ViewSonic TD2420 24-Inch LED-lit LCD Monitor - (Certified Refurbished) This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com 24" (23.6" viewable) Multi-touch LED monitor Up to 50% energy-saving with LED backlight, 1920x1080 Full HD resolution,Dual Optical Touch with 7H hardness HDMI, DVI, VGA input options, 20,000,000:1 MEGA Dynamic Contrast Ratio Stereo speakers with SRS Premium Sound