Tone Name | Tone Label | Tone Type | Frequency n (Hz) | Level (dBm) | Time On (ms) | Time Off (ms) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | Min | Nom | Max | Min | Max | Min | Nom | Max | Min | Nom | Max | |||
Dial Tone |
Dial |
Dial |
1 |
320 |
400 |
480 |
-40 |
-9 |
Continuous tone |
|||||
International Dial Tone |
Dial 2, International |
Dial |
1 |
480 |
600 |
720 |
-40 |
-9 |
Continuous tone |
|||||
Ring Tone |
Ring |
Ring |
1 |
340 |
425 |
510 |
-40 |
-9 |
1240 |
1500 |
1740 |
2520 |
3000 |
3460 |
Busy Tone |
Busy |
Busy |
1 |
340 |
435 |
510 |
-40 |
-9 |
140 |
200 |
240 |
140 |
200 |
240 |