Speech bubble with sound wave represents voice communication and audio.
Schlüsselwörter
speech,
bubble,
sound,
wave,
voice,
communication,
audio,
message,
chat,
dialogue,
talk,
listen,
hear,
echo,
vibration,
frequency,
waveform,
signal,
transmit,
receive,
speak,
express,
inform,
negotiate,
converse,
narrate,
report,
announce,
declare,
state,
tell,
word,
phrase,
condemned,
language,
tone,
volume,
pitch,
clarity,
resonance,
acoustic,
sonic,
digital,
record
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