Tag Info

New answers tagged

8

The earliest I could find was by a John R. Norris in 1957 for a radio earpiece: There are a lot of behind-the-ear headphone/microphone combos, but that's not quite what you're asking about. The first dedicated behind-the-ear headphone I found was Simeon Schreiber's 1988 "Bone Conduction Audio Listening Device and Method": But importantly, the first patent ...



Top 50 recent answers are included