Speech coder audio examples are provided for each GSM speech coder.
- Reference PCM sample file
- GSM FR 13k bps
- GSM EFR 12.2k bps
- GSM AMR 4.75k bps
- GSM AMR 5.15k bps
- GSM AMR 5.9k bps
- GSM AMR 6.7k bps
- GSM AMR 7.4k bps
- GSM AMR 7.95k bps
- GSM AMR 10.2k bps
- GSM AMR 12.2k bps