Using Basic Projector Features
You can connect a microphone to the projector's Mic port to provide audio support during presentations. (PowerLite 994F)
Plug-in-power is not supported.
If you want to output audio from a microphone when the projector is turned off, select Always On as the A/V Output setting in the projector's Extended menu.
Extended >
A/V Settings >
A/V Output
Adjust Mic Input Level if the microphone audio is difficult to hear, or if it is too loud resulting in a crackling sound.
Settings >
Mic Input Level
Connect the microphone cable to the projector's Mic port.
Turn on the microphone, if necessary.