In-Band Signalling
A process in which audio tones between 300 and 3400 Hz provide supervisory and/or address signalling.
A process in which audio tones between 300 and 3400 Hz provide supervisory and/or address signalling.
| TOP 10 |
|
1. Mobile Phone
2. Ringtone
3. Cheap Mobile
5. T Mobile
6. Vodafone
8. 02
9. Orange
10. Sim Free Mobile
|