Phone to Phone
It is a type of communication between two ordinary phones, which are connected and voice transmits over telecommunication network.
G.729 is an audio algorithm of voice transfer data compression that compresses the digital voice into 10 ms duration packages.
South telecom
We are the best provider in Vietnam in VoIP services as below:
- Termination service for traffic into Vietnam
- PC to phone service
- Phone to phone service
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