【實用工具app】DTMF Tone Generator|最夯免費app

This application is a DTMF dialer for landline telephones.

You need to dial number then press the button "Dial"

1. Dial the number

2. Put your smartphone near the microphone of your phone then press "Dial"

If it doesn't work, plug earphone on your smartphone, put an earphone near of the microphone and press "Dial" again.

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免費玩DTMF Tone Generator App

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