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| push-button dialing; tone dialing; touch call; touch-tone | |||
| double tone multiple frequency; dual-tone multi-frequency | |||
| voice frequency dialing; voice frequency dialling | |||
| touchtone dialing (A form of dialing that uses multiple-tone signaling. The user hears a series of tones (beeps) when dialing); dual-tone multiple-frequency (The signaling system used in telephones with touchtone keypads, in which each digit is associated with two specific frequencies) | |||
| dual-tone multifrequency pulsing | |||
| electronic tone dialing; electronic tone dialling | |||
| Finnish thesaurus | |||
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| DTMF | |||