DTMF Calling Abbreviation

DTMF has various meanings in the Calling category. Discover the full forms, definitions, and usage contexts of DTMF in Calling.

Dial-Tone Multi-Frequency

Most Common Calling
Dialing Tones, Multi Frequency
Calling
Dial Tone Multi Frequency
Calling
Dial Tone Multi-Frequency
Calling
Dual-Tone Modulated Freqbency
Calling
Dual Tone Modulatinf Frequency
Calling

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