Discrimination in the private sector is not directly constrained by the Constitution, but has become subject to a growing body of federal and state law.
Switch Access lets you interact with your Android device using one or more switches instead of the touch screen. Switch Access can be helpful for people with dexterity impairments that prevent them from interacting directly with the Android device.
Analogue switch. The analogue (or analog) switch, also called the bilateral switch, is an electronic component that behaves in a similar way to a relay, but has no moving parts. The switching element is normally a pair of MOSFET transistors, one an N-channel device, the other a P-channel device.