line out
unacoustic
phonautograph
pitch pipe
minijack
zap
crystal microphone
audio amplifier
crystal mike
nonnasal
-phone
audio recording
occhio
keyclick
sound recording
VU meter
pocketa-queep
pseudophone
audio
quaver
expander
studio monitor
bleep
implodent
chime
growl
acoustic device
telephone receiver
telephonograph
receiver
matrix mixer
electronic instrument
electronic musical instrument
raucously
foresound
thunderer
fipple
reproducer
sound
squeak
acoustic coupler
clunking
auto-tuner
diaphone
recording
compressor
labiovelar
phonorecord
tannoy
softness
phone
telephone set
hot
telephone
siren
sounding lead
shrillness
clanging
stridency
sounder
soundalike
microphony
hi-fi
stridence
megaphonic
headphone
plop
tweeter
earphone
silencer
piping
queep
electrophonically
loudspeaker
earpiece
fizzing
magneto-dynamic microphone
electrophonic
scrapingly
pipe
dynamic microphone
caterwauling
jack plug
equalizer
tone
sound system
screel
toot
heptachord
mutter
audio system
filter
chattering
pure tone
noise power
chatter