Dell ST2220LB 21.5 inch Widescreen LCD Flat Panel Monitor with LED backlight. Enjoy excellent picture quality with enhanced clarity on ST2220LB 21.5-inch Wide Flat Panel Monitor from Dell. With full high-definition resolution of 1920x1080 and a generous 21.5-inch display area, that makes watching movies, playing games, and photo editing an amazing experience. A mega contrast ratio estimated at 8,000,000:1, fast response time of 5ms typical (black to white) help to ensure a seamless experience. Designed to meet high environmental standards, the ST2220LB monitors are made of environmentally preferable materials such as arsenic-free glass and mercury-free panels. The LCD panels with LED backlights also meet the latest ENERGY 5.0 compliance standards which help you reduce your energy consumption without compromising on performance. Stylishly designed with its bottom front bezel beautifully lit when switched on, intuitive touch controls on the bottom right panel and a slim panel depth, it is no wonder the glossy black ST monitor is a head turner.
Features:
Energy efficient — designed with LED backlight to comply with environmental standard, ENERGY STAR 5.0, to help you lower energy consumption Quality that’s measured — with an estimated 8,000,000:1 dynamic contrast ratio, you’re able to experience the outstanding contrast and intricate detail delivered through richer and deeper blacks. Brighten up your world — illuminate your desktop experience with a brightness level of 218cd/m2 (typical). Enriched in color — enjoy more crisp and vibrant graphics with a depth of 16.7 million colors. No more glare — cut out unwanted reflections with antiglare coating. 
Specifications:
Brand: Dell
Model: ST2220LB
Dell part number: 1XGM4 01XGM4 CN-01XGM4
Panel Size: 54.61cm (21.5")
Aspect Ratio: Widescreen (16:9)
Panel Type: TN with LED backlight
Maximum Resolution: Full HD 1920 x 1080 @60 HZ
Contrast Ratio: 8,000,000:1 (estimated)
Brightness: 250 cd/m2 (typical)
Response Time: 5ms typical
Viewing Angle: (160 vertical / 170 horizontal)
Pixel Pitch: 0.248mm
Device Type: HD Monitor with LED
Connectivity: VGA, DVI-D (HDCP), HDMI
Security: Port for Security Cable Lock
Dimensions (H x W x D): 326.02mm x 520.64 mm x 203.68 mm(12.84” x 20.50” x 8.02”)
Power Voltage Required: 100 to 240 VAC / 50 or 60 Hz + 3 Hz / 2.0A (Max.)
Operating (Typical - Maximum): 20W (typ) - 28W (Max)
Product Type: Recertified
