bidirectional

/ˌbaɪdɪˈrɛkʃənəl/
adjective
  1. Moving or operating in two opposite directions.
    • The street has bidirectional traffic, so cars can go both ways.
    • The printer supports bidirectional communication with the computer.
    • A bidirectional microphone picks up sound from both the front and the back.
Synonyms
What does "bidirectional" mean? | whatsthatwordmean | whatsthatwordmean