Assertion: headset's design | /r/CapableOf | produce more sound
Facets:
value: from less power than any other.[clarification
type: OTHER
Source sentences:
text: Although this reduces its efficiency, this design can still produce more sound from less power than any other.[clarification needed] Popularized in the 1920s as Baldwin Mica Diaphragm radio headphones, balanced armature transducers were refined during World War II for use in military sound powered telephones.