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Three Interfaces for Customer Display Screen POS: USB vs VGA vs HD

March 16, 2025

Sunany offers customer display screen poss with three available interfaces, including USB, VGA, and HD. The choice of customer display screen POS with which interface should be based on your own needs, including the quality of the customer display screen POS, the ease of setup, and compatibility with existing hardware.

USB customer display screen POS: convenient to use and well-compatible with modern systems. Very suitable for POS systems that do not require high resolution and multimedia.

VGA customer display screen POS: The VGA interface is our most common and the oldest developed technology. VGA customer display screen POS is suitable for basic applications, but the video quality and compatibility with modern systems are limited.

HD customer display screen POS: very suitable for high-resolution video and audio support, suitable for POS systems with more advanced applications, such as playing video ads.

Here’s a comparison of USB, VGA, and HD customer display screen POS, focusing on their features, benefits, and typical use cases:

Feature	USB Pole Customer Display	VGA Pole Customer Display	HD Pole Customer Displays
Connection Type	USB(Universal Serial Bus)	VGA(Video Graphics Array)	HD(High Definition Multimedia Interface)
Data Transfer	Digital data transfer; plug-and-play capability	Analog signal; requires conversation for modern use	Digital signal; supports high resolutions
Ease of Setup	Easy to connect; often plug and play	Requires a compatible VGA port; may need adapters	Generally easy to connect but need HD ports
Video Quality	Good quality; typically supports lower resolutions	Limited to lower resolutions; can be prone to interference	High-quality video; supports 4K and beyond
Audio support	Usually no audio support	No audio support	Supports audio and video through a single cable
Power supplier	Often powered via USB	Requires separate power supply for some display	Typically powered separately (or through HD)
Compatibility	Widely compatible with modern	Limited to older system with VGA	compatible with modern system

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