VIEWSONIC WPD-100 VS13789 - Manual (Page 42)

ViewSonic WPD-100 36
2-9 Radio On/Off
You can switch the wireless radio transceiver on and off by the utility, so if you
want to disable wireless network function, you don’t have to remove the
network card physically.
Wireless radio is on (Green)
Wireless radio is off (Red)
2-10 About
The ‘About’ tab provides you the information about version number of the
WPD-100 utility, driver, and other important information about your wireless
network card.