Description Values
Contrast ratio (min)
400:1 800:1
Response time (max)
35 msec rise/fall 35 msec rise/fall
Refresh rate
60 Hz 60 Hz
Horizontal view angle
+/- 85 degrees +/- 85 degrees
Vertical view angle
+/- 85 degrees +/- 85 degrees
Pixel pitch
0.1529 mm 0.0765 mm
Power consumption (maximum)
3.50 W 4.70 W
Anti-glare vs glossy finish
Glossy Glossy
Touch options
Yes Yes
Fingerprint reader
Table 19. Fingerprint reader specifications
Description Values
Sensor technology
Capacitive
Sensor resolution
500 dpi
Sensor area
4.06 mm x 3.25 mm
Sensor pixel size
64 x 80 pixels
Video
Table 20. Video specifications
Integrated graphics
Controller External display support Memory size Processor
Intel UHD Graphics One HDMI 2.0 port Shared system memory 10
th
Generation Intel
Core i5/i7
Computer environment
Airborne contaminant level: G1 as defined by ISA-S71.04-1985
Table 21.
Computer environment
Description Operating Storage
Temperature range
0°C to 35°C (32°F to 95°F) –40°C to 65°C (–40°F to 149°F)
Relative humidity (maximum)
10% to 90% (non-condensing) 0% to 95% (non-condensing)
Vibration (maximum)
*
0.66 GRMS 1.30 GRMS
Shock (maximum)
110 G† 160 G‡
18 Specifications of Inspiron 7391 2n1