"Codecs" = "Codecs"; "Speex 16kHz" = "Speex 16kHz"; "Speex 8kHz" = "Speex 8kHz"; "Opus 48kHz" = "Opus 48kHz"; "Silk 24kHz" = "Silk 24kHz"; "Silk 16kHz" = "Silk 16kHz"; "AAC-ELD 16kHz" = "AAC-ELD 16kHz"; "AAC-ELD 22kHz" = "AAC-ELD 22kHz"; "AAC-ELD 32kHz" = "AAC-ELD 32kHz"; "AAC-ELD 44kHz" = "AAC-ELD 44kHz"; "AAC-ELD 48kHz" = "AAC-ELD 48kHz"; "AMR" = "AMR"; "BV16" = "BV16"; "G.722" = "G.722"; "G.729" = "G.729"; "GSM" = "GSM"; "iLBC" = "iLBC"; "iSAC" = "iSAC"; "PCMU" = "PCMU"; "PCMA" = "PCMA"; "codec2" = "codec2"; "Advanced" = "Advanced"; "Playback gain" = "Playback gain"; "Microphone gain" = "Microphone gain"; "Codec bitrate limit" = "Codec bitrate limit"; "Enable Voice Processing" = "Enable Voice Processing"; "Enable Bass Boost" = "Enable Bass Boost";