AMR
From TBwiki
Adaptive Multi Rate (or AMR) is an audio compression scheme used in GMS and UMTS mobile networks.
TelcoBridges and AMR
TelcoBridges supports AMR encoding and decoding. Due to patents, a software license is required to use it in a production environment.
The following options are available:
- packet duration options of 20, 40, 60, and 80 ms
- bit rates of 4.75, 5.15, 5.90, 6.70, 7.40, 7.95, 10.2, and 12.2 kbps