радіотелефонний зв'язок із пристроєм для розмови пошепки
whisper facility
voice communication
automatic secure voice communication
digitized voice communication
single-sideband voice radio communication
voice amplifier
voice circuit
voice communications station
voice procedure
voice protection unit
voice-frequency
by voice transmission
establishment of voice connection
voice connection
voice input
voice or data connection
voice output
voice recorder system
voice signal
voice terminal
voice warning
data above voice
data in voice
data under voice
voice information system
voice
voice channel
voice contact
voice control
voice flight
voice intercept
voice interceptor