You know the beeps when you are dialing a number.
But do you know the beeps are identical?
You can learn what numbers the beeps refer to by using this app.
免費玩DTMF - Learn the Sound of Dialing Keypad APP玩免費
免費玩DTMF - Learn the Sound of Dialing Keypad App
DTMF - Learn the Sound of Dialing Keypad APP LOGO
DTMF - Learn the Sound of Dialing Keypad APP QRCode
| 熱門國家 | 系統支援 | 版本 | 費用 | APP評分 | 上架日期 | 更新日期 |
|---|---|---|---|---|---|---|
| 美國 (U.S.A) | iOS App Store | 1.0 App下載 | 免費 | 2013-03-02 | 2014-09-24 | |
| 未知 | iOS App Store | 1.0 App下載 | 免費 | 2013-03-02 | 2015-06-03 |
