Paththara Wisthara

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Ada Dawasa Siyatha Mulpituwa paththare wisthare tamil press Release visthare sirasa sinhala Puwath Derana Aruna Arana News paper reading programs in Sri Lanka. | Mulpituwa, paththare wisthare, dawase paththara, sirasa Puwath sinhala, Siyatha Mul Pituwa Cartoons, News paper reading, Derana Aruna Arana 2018
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Dual Tone Multi-Frequency (DTMF) is a method of instructing a telephone switching system to dial telephone numbers, or to issue commands to switching systems or related telephony equipment. It reliably sends the data across long distances. The DTMF system uses eight different frequency signals transmitted in pairs to represent sixteen different numbers, symbols and letters. Frequencies (of the generated'''....Read More
November 2, 2016 10:32 am