DTMF meaning: What are DTMF tones?
Dual-tone multi-frequency tones, or DTMF tones, refer to the sounds produced by a telephone when the numbers on the telephone’s keypad are pressed by the user. Each of...
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Dual-tone multi-frequency tones, or DTMF tones, refer to the sounds produced by a telephone when the numbers on the telephone’s keypad are pressed by the user. Each of...
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