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 5925-01-481-7397
NSN 5998-00-830-7350
NSN 5945-00-875-8349
NSN 5930-01-372-3276
NSN 5990-00-253-6694
NSN 5935-01-539-4877
NSN 5990-00-965-0495
NSN 6150-01-078-5732
NSN 5965-01-383-7235
NSN 6685-01-149-9196
NSN 5895-01-080-6448
NSN 6320-01-364-1840