Size: 1.8", 2.1"~12.1", 15", 17", 19", 21" touch screen, customer size touch screen.

4-Wire resistive touch screen is the preferred solution for low cost applications. It is made up of high resistive ITO film and ITO glass/film that is separated by small spacer dots, it has the characteristics of thin, light, low power consumption, reliable, dustproof, moisture proof and oil proof. It's a reliable and affordable technology that is widely used by individuals and in less demanding workplace applications.

Touch screen Specifications
Touch Type: 4-Wire Resistive touch screen
Screen Sizes: 1.8"-21" Diagonal
Cable Interface: PC Serial/COM Port or USB Port
Touch Resolution: 1024 x 1024
Response Time: 10 ms. maximum
Activation Force: 10-100 grams per square centimer
Positional Accuracy: 3mm maximum error
Light Transmission: Film +Film>77%
Light Transmission: Film +Glass>83%
Scratch Resistance: 3H pencil hardness
Life Expectancy: Over 1 million
Temperature: Operating Temperature: -10º C ~+60º C
Storage Temperature: -20º C ~ +70º C
Choices of Glass  Thickness: 0.7mm, 1.1mm, 2.0mm, 3.0mm, 5.5mm, Normal Glass, Chemically strengthened glass
Chemical Resistance: Alcohol, acetone, grease, and general household detergent
Software Drivers:  Windows XP / 2000 / NT / ME / 98 / 95, Linux, Mac OS