A microphone jack refers to the small hole or socket on an electronic device where you can plug in a microphone. It allows you to connect a microphone to the device so that you can record or transmit sound.
Sentences with «microphone jack»
Along the bottom, lies the tablet's stereo speaker, while a 3.5 mm headphone / microphone jack sits on the top edge. (laptopmag.com)
You'll need a separate microphone jack to take advantage of that feature, which could be a problem for some gaming laptops. (engadget.com)
The top edge holds the 3.5 mm microphone jack and a microphone. (pocketnow.com)