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 |
| Botswana | Acceptance tone | 425 | 0.06 on 0.06 off |  |
| Botswana | Busy tone | 425 | 0.38 on 0.38 off | |
| Botswana | Call waiting tone | 425 | 0.2 on 0.6 off 0.2 on | |
| Botswana | Congestion tone | |||
| Botswana | Dial tone | |||
| Botswana | Holding tone | |||
| Botswana | Intrusion tone | |||
| Botswana | Line lock-out tone | |||
| Botswana | Refusal tone | |||
| Botswana | Ringing tone | |||
| Botswana | Special dial tone | |||
| Botswana | Waiting tone | |||
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