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What does DUAL+TONE+MULTIPLE+FREQUENCY Stand For?
For DUAL TONE MULTIPLE FREQUENCY we have found 2 definitions.
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What does DUAL+TONE+MULTIPLE+FREQUENCY mean? We know 2 definitions for DUAL+TONE+MULTIPLE+FREQUENCY abbreviation. Possible DUAL+TONE+MULTIPLE+FREQUENCY meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Please look for them carefully.