Welcome to the World Tone Database, dedicated to the A-Z of international call progress tones. From here you can research tone parameters in national tone plans and hear the tones on-line.
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Country | Tone | Frequency/Hz | Cadence/s | Audio |
France | Busy tone | 440 | 0.5 on 0.5 off | |
France | Call waiting tone | 440 | 0.3 on 10.0 off | |
France | Dial tone | 440 | continuous | |
France | Disconnect tone | |||
France | Ringing tone | |||
France | Special dial tone | |||
France | Special information tone |