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Ports on a reader.
Users can connect devices; such as, an electronic eye to the input port so that when an object breaks the beam of the electronic eye the reader begins reading.
Devices can also be connected to an output part, so that when a tag is read, a conveyor is turned on or a dock door opened.
Word Entries containing the term:
audio output (s) (noun)
, audio outputs (pl)
Computer output in the form of simulated or recorded spoken words: The sound coming from the audio output was muffled and so Jack had to find a specialist to repair his device.