Dell ST2220T Monitor - Manual (Page 9)

* ST2220T color gamut (typical) is based on CIE1976 (82%) and CIE1931 (72%) test standards.
Touch Screen Specifications
Touch screen OS compatibility
Resolution Specifications
Video Supported Modes
Preset Display Modes
Color Depth 16.7 mil colors
Color Gamut 82%*
Touch Technology Optical touch
Touch Method Finger, stylus or any pointer
Stylus Diameter Minimum 7 mm
Capabilities
Mouse functionality—click, drag, double-click and right-click
Touch functionality—support Win7 multi-touch gestures
Resolution 1920 X 1080
Accuracy
+/-2.5 mm over 95% of touchable area (Microsoft Windows 7
compliant )
Touch Activation Force No pressure required
Touch Durability Unlimited
Touch Response Time Typical response time 15 ms
Function XP Vista Win7
Starter
Win7
Home
Basic
Win7
Home
Premium
Win7
Ultimate
Win7 Pro Win7
Enterprise
Other
Operating
Systems
Single-touch - Yes Yes Yes Yes Yes Yes Yes -
Multi-touch(two points) - - - - Yes Yes Yes Yes -
NOTE:
l Support native Win7 multi-touch. (plug & play)
l Support single-touch (mouse behavior) in Vista. (Need to install touch screen driver. Please find the touch screen driver for Vista in the CD)
l Supports Windows Vista and Windows 7 operating systems only.
l Touch screen is out of alignment when the desktop is not full screen.
l Win7 OS will automatically install touch screen driver each time when the USB cable is plugged into a USB port.
l If you want to enable the touch screen functionality on the secondary monitor:
1. Set the primary monitor as an extended display.
2. Go to Start -> Control Panel -> Tablet PC Settings. Click Setup and follow the instructions on the screen.
Horizontal scan range 30 kHz to 83 kHz (automatic)
Vertical scan range 56 Hz to 76 Hz (automatic)
Optimal preset resolution 1920 x 1080 at 60 Hz
Highest preset resolution 1920 x 1080 at 60 Hz
Video display capabilities (DVI
playback) 480i/480p/576i/576p/720p/1080i/1080p
(Supports HDCP)