3 Side Frameless Design Exquisite Built Quality With Minimal Aesthetic Goal, Makes The Difference In This Stylish 21.45" Flat Screen Monitor With A 3-Side Border-Less Screen. A Perfect Match For Dual Monitor Setup, The Displays Line Up Seamlessly To Enjoy Stunning FHD Content—Without Any Distracting Gap. Stylish From Every Anal With FHD 21.45" Slim Display, Immerse Yourself Into Games, Movies, Or Design Projects. Built-In Speaker A Large Speaker Set Can Be A Problem If You Are Trying To Keep Your Desk As Clean And Tidy As Possible. In Addition, If You Have A Limited Budget, You Have To Choose Between A Quality Speaker Set Or A Quality Display. Versatile Connectivity Multiple I/O Connectivity Options Such As HDM Port & DP Port To Carry High-Resolution Signal, Audio Out For Maximum Convenience. Specification Monitor Screen Size 21.45” (54.483 Cm) Display Type LED Backlit Display Brightness 250 Cd/㎡ Contrast Ratio 3000:1 Aspect Ratio 16:9 Color Color Gamut : Ntsc 72%, 100% Srgb Resolution Full HD 1920x1080 At 75HZ Response Time GTG 20 Ms Viewing Angle 178° H And 178° V Color Support 16.7M Colors Refresh Rate 75 Hz Speaker 2W X 2 Power Input: A/C Line Voltage Range : 100V ~ 240 V A/C Line Frequency Range : 50 +/- 3Hz, 60 +/- 3Hz; Output: Power Supply DC 12V,2A; 24W (Maximum), Typically 22W Connectivity 2*HDMI+ DP+ DC IN Dimensions 490*280*7.3mm Warranty 3 Years ..