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 5930-01-270-8673
NSN 6150-01-145-1360
NSN 2925-01-314-5833
NSN 2925-01-194-9737
NSN 5835-01-426-6573
NSN 6135-00-087-5300
NSN 5960-00-183-8016
NSN 6135-01-434-4954
NSN 5910-01-385-5946
NSN 7035-00-225-6499
NSN 5855-01-435-5548
NSN 5950-01-525-7334