Acer monitor 21.5`` ka220hqbid 1920x1080 a 60hz full hd tn+film led 5ms 200cd/m2 100m:1 16:9 vga dvi hdmi angulo visualizacion h:178 - v:178 inclinacion -5/+15 soporte vesa 100x100 dimensiones 508x164x402.4mm 3.25kg negro

Size of the display for this product

Display brightness, measured by its Luminance, presented as a figure in candela per square meter (cd/m2). Typical brightness ratings for monitors range from 250 to 350 cd/m2 with a target value of between 80 to 120 cd/m2 being suitable for most displays in a normal viewing environment.

Resolution of the display for the system

The aspect ratio is the ratio of the width of an image to its height. The native aspect ratio is the one which the projector/display is particularly designed for. Images shown in native aspect ratio will utilize the entire resolution of the display and achieve maximum brightness. Images shown in other than native aspect ratio will always have less resolution and less brightness than images shown in native aspect ratio.

The response time is the time difference between the moment that a source (for example a video card) sends a signal and that equipment (for example a monitor) receives or display the signal. (Used abbreviations: R/F = Rise and Fall.)

Type of supported High Definition (e.g. Full HD, 4K Ultra HD).

The technology used in the display e.g. plasma

The aspect ratio is the ratio of the width of a shape to its height. For example, 4:3 is common for standard displays and 16:9 is the ratio for Widescreen TV.

A property of a display system

The device contains speaker(s) to produce sound.

The product has an integrated camera.

The colour e.g. red

Number of VGA (D-Sub) ports (connecting interfaces) in the device. The VGA (D-Sub) connector is a 15 pin connector between a computer and a monitor. It was first introduced in 1987 by IBM.

Digital Visual Interface (DVI) is a video display interface to connect a video source to a display device

The number of sockets (ports) for HDMI connections. HDMI (High-Definition Multimedia Interface) is a compact audio/video interface for transferring uncompressed video data and compressed/uncompressed digital audio data from a HDMI-compliant device ("the source device") to a compatible computer monitor

Holes on the edge of devices through which a cable lock can be passed

The part of the device that can be adjusted to change the height.