DTMF (Dual Tone Multi Frequency) is a signaling system for identifying the keys or better say the number dialed on a pushbutton or DTMF keypad. DTMF (Dual Tone Multi Frequency) is a signaling system ...

Though many of us will never have experimented with it, most readers should be familiar with DTMF as the tones used by the telephone system for dialling. If your youth was not misspent mashing 4-4-2-6 ...

Excellent to remotely control via GSM the activation of engines, lightening or watering systems and alarm systems. It sends commands through SMS as well as with DTMF dual tones and allows you to check ...

Just got a new Galaxy S5. So far I'm loving the phone, with one fairly major annoyance - what the hell were they thinking when they used some bubble sound for the keypad tones? Is there any way to get ...

ENGLEWOOD, Colo.--(BUSINESS WIRE)--IntraNext Software, Inc., dba IntraNext Systems, announces the GA release for its latest security product enhancement to their Event Intelligence® Platform of call ...