Resistive Touch vs Capacitive Touch.
All android headunits have touch panels. Sometimes they are called a touch screen, but the display screen is a distinctly different part from the touch panel. The touch panel is clear and sits directly on top of the display. The touch panel is the thing that accepts the finger taps and swipes. The display panel shows the images.
“When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network and Amazon Associates Program, affiliate advertising programs designed to provide a means for sites to earn advertising fees by advertising and linking to Android-Headunits.com.”