EntityQ1361224· pop 12· linked from 76 articlesacoustic couplerSign in to savedevice for for coupling electrical signals via soundConnectionsmodemEntityfaxEntityteleprinterEntitytelecommunications device for the deafEntitytelephoneEntityemailEntityInternational Standard Book NumberEntitytelecommunicationsEntitymicrophoneEntityloudspeakerEntityOCLC, Inc.EntityInternet forumEntityMatthew BroderickEntityonline chatEntitytelephonyEntityelectrical connectorEntitybulletin board systemEntityWarGamesEntityBullittEntitypayphoneEntityCategoriesModemsNetwork accessUnited States-centric