Want this question answered?
A digital camera is an input device because it captures information and stores it on the device via the memory card(which is a storage device).
digital pen is an input device
an input.
Digital voltmeter has high input impedence.
Input
Input.
A headset
yes it can be
Yes.
light
A coaxial digital output (usually an RCA jack) can connect to a digital optical input using a coaxial to optical digital converter. This is a small box that goes in between the two products.
Yes they are input devices.