A truncated cone open at both ends. It is used to direct vocal sounds in greater volume toward a certain point.
Classification: Headphones & earphones, whether or not combined w/ a microphone, and sets consisting of a microphone & one or more loud speakers, nesoi
NSN 5930-01-423-8646
NSN 5945-01-555-8373
NSN 5985-01-461-2199
NSN 5855-01-122-9418
NSN 6320-01-129-9656
NSN 5835-01-158-6878
NSN 5950-01-475-2288
NSN 6320-01-443-3789
NSN 7035-01-508-5064
NSN 5855-01-382-8725
NSN 6650-01-159-7961
NSN 5905-01-129-9786