Model parameters of 19-inch LCD touch one machine: 19 inch TFT Screen ratio: 16: 9 Resolution: 1440 * 900 display area: 409 * 230 Pixel Pitch: 0.285 * 0.285 Contrast Ratio: 700: 1 Brightness: 350cd / m2 Response time: 6ms Viewing Angle: Horizontal / Vertical: 140 ° / 120 ° Backlight: LED backlit touch screen: 19 inch resistive touch screen light transmission rate of 85 percent, the smallest touch body: ≧ 3mm response speed: 60W Operating temperature: 0 ℃ ~ +35 ℃ Humidity: 40% ~ 80% (relative, non-decompression) Speaker power: 2 * 8 ohm / 10W host parameters motherboard: TN-1037U CPU: Intel Celeron -1037U clocked at 1.8GHz Memory:? 4G HDD: 500G graphics: set was OS: windows XP / win7 Description: Multimedia touch one machine is matched outside of the packaging of a product for a variety of uses touch screen and related software bundled multimedia touch one machine is a positioning device, the user can manually enter the coordinates information directly to a computer. It and mouse, keyboard, is an input device. It uses a touchscreen with a durable, fast response, space-saving, easy-to-many advantages exchanges. Using this technique, just use your fingers to gently finger touch icons or text on a computer screen can be achieved on the host operating, thus making machine interaction more straightforward. Application of multimedia touch one machine is very broad, there are public information inquiry, such as the bureau, the Inland Revenue, banking, electricity and other departments of the business inquiries; city street information query; moreover also widely used in corporate offices, industrial control, military command, electronic games, VOD la carte, multimedia, and other real estate sale.