The history of DTMF in contact centers
The image of dual tone multi frequency signalling (DTMF) has come in for a makeover recently in contact centers. The engine behind automated IVR menus for many years, it also now facilitates new ‘keypad payment by phone’ technology to help keep customers’ card numbers safe when paying over the phone for goods and services. The […]
The history of DTMF in contact centers Read More »
The image of dual tone multi frequency signalling (DTMF) has come in for a makeover recently in contact centers. The engine behind automated IVR menus for many years, it also now facilitates new ‘keypad payment by phone’ technology to help keep customers’ card numbers safe when paying over the phone for goods and services. The