Speech Codecs

• ITU-T
  G.711, G.711.1, G.718, G.722, G.722.1, G.722.2, G.723.1A, G.726, G.728, G.729, G.729A, G.729AB, G.729D, G.729E, G.729G, and G.729.1
  
• GSM/3GPP/3GPP2/CDMA
  EVS, AMR-NB, AMR-WB, AMR-WB+, EVRC-A, EVRC-B, EVRC-C (EVRC-WB), EVRC NW, GSM FR, GSM HR, and QCELP13k
  
• Others
  Opus, Microsoft RT Audio, WMA VCE, iLBC, SILK, and Speex