Solutions Uses listening devices has 21 entries with similar clues

• 3-letter words
• cdscircular storage devices
• earOrgan for listening
• 4-letter words
• techelectronic devices
• earslistening organs
• 5-letter words
• nearsComes closer to name those listening
• locksDoor-securing devices
• 6-letter words
• modemsWi-Fi devices
• lasersLight beam devices
• bracesOrthodontic devices
• 7-letter words
• webcamsdevices used to record or stream images to the internet
• allearsListening intently
• 8-letter words
• betacamsearly sony devices
• ereadersDevices like Nooks
• machinesmechanical devices
• 10-letter words
• teslacoilsLightning lab devices
• 11-letter words
• overhearingListening accidentally without speaker's knowledge
• stethoscopeMedical instrument used for listening to body sounds
• be-all-earsBe listening attentively
• 13-letter words
• luggage-racksCarrying devices on top of a car
• 14-letter words
• a-fair-hearingAn impartial listening to a statement of case
• 15-letter words
• walls-have-earsSomeone may be listening