vogad
power mic
acoustic device
microgenic
telephonograph
stereoization
acoustic-electric
magneto-dynamic microphone
dynamic microphone
stereoize
stereofied
glottalize
audio system
sound system
gobo
audio amplifier
hearing aid
deaf-aid
windscreen
equalizer
multimedia
dictation machine
amplificative
windshield
multimedia system
sound engineering
directional microphone
backplate
directional mike
tweeter
shotgun microphone
boomable
audiophilia
loudspeaker
jack plug
bidirectional
woofer
midwoof
mike sock
multimike
expander
autodyne
high fidelity sound system
intersperser
speaking tube
laryngophone
mini hi-fi system
hi-fi
megaphone
voice synthesizer