Dell Inspiron 7490 - Camera and Microphone Details; Touchpad Performance; Power Adapter and Charging

Camera
Table 15. Camera specifications
Description Values
Number of cameras
One
Type
RGB HD camera
Location
Front camera
Sensor type
CMOS sensor technology
Resolution:
Still image
0.92 megapixel
Video
1280 x 720 (HD) at 30 fps
Diagonal viewing angle
75 degrees
Touchpad
Table 16. Touchpad specifications
Description Values
Resolution:
Horizontal
1920
Vertical
1080
Dimensions:
Horizontal
105 mm (4.13 in.)
Vertical
65 mm (2.56 in.)
Touchpad gestures
For more information about touchpad gestures for Windows 10, see the Microsoft knowledge base article 4027871 at
support.microsoft.com.
Power adapter
Table 17. Power adapter specifications
Description Values
Type
65 W (USB Type-C)
Diameter (connector)
Not applicable
Input voltage
100 VAC to 240 VAC
Input frequency
50 Hz to 60 Hz
Input current (maximum)
1.70 A
Specifications of Inspiron 7490 17