In simple terms, DTMF is an in-band telecommunications signaling system that harnesses the voice-frequency band over telephone lines between telephone equipment and other communications devices and switching centers. The same two-tone signal sound as a modern push-button phone.Over the past few years, dual-tone multi-frequency (DTMF) has become the standard for payments made via interactive voice response systems or live agents.īut what, exactly, is DTMF, and what should businesses be aware of when it comes to the technology? The issue merits exploration. (If the indicator is not lit, please adjust the connection between L1 and L2), you can make a call each dial will be heard in the headset. When installing, after the line is connected, the indicator light of the converter is on after the phone handle is lifted. Simply connect the 2 wires of the telephone to the designated terminal block and plug in the crystal head of the telephone line to use it please refer to the picture wiring provided above Please refer to the picture provided above for the wiring method due to technical improvements, the board of the converter you received may not match the picture but the wiring method and usage method are the same!Įasy to install and use, no need to change the phone. Please refer to the above picture directly for the wiring method if there is any problem, please "Wangwang" in time ĭIALOR 2.0 is a circuit module that enables old-fashioned dial-type telephones to be reused she can convert pulse signals that are not recognized by modern switches into dual-tone multi-frequency signals that can be recognized by modern switches The hand-held telephones that can only be used for display can be used again in daily life Support four international number order dials There are Redial and * and # functions Ģ, can pre-store 10 common phone numbers ģ. In this way, your love machine is not only used as a display, but old telephones decades ago can be used in daily life.įor cities or regions that do not support the old dial telephone pulse dialing signal, it is especially suitable for users who are connected to the network or fiber.ġ. The number dialed by your telephone can be recognized by the modern switch for dialing purposes.
Your old phone can convert the pulse signal into a dual tone multi-frequency (DTMF) signal through this converter. This is a pulse signal to audio signal converter designed for dial-type old telephones. The current international number order is 1234567890 Support for the dialing of the other three types of numbers that were not standardized before the early 1930s, for example 0987654321 9876543210 0123456789 This converter is a global version of DIALOR2 Global, which supports various international telephones
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