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| en:faq:how_to_choose_dtmf_mode [2014/05/05 02:11] – [What's DTMF for] solo | en:faq:how_to_choose_dtmf_mode [2014/05/05 02:11] (current) – [What is DTMF] solo | ||
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| ====== How to choose dtmf mode ====== | ====== How to choose dtmf mode ====== | ||
| ===== What is DTMF ===== | ===== What is DTMF ===== | ||
| - | 双音多频 | + | DTMF (dual tone multi frequency) is the signal to the phone company that you generate when you press an ordinary telephone' |
| ===== What's DTMF for ===== | ===== What's DTMF for ===== | ||
| Without correct DTMF, a IVR could not understand what's customer input. | Without correct DTMF, a IVR could not understand what's customer input. | ||
