RT Codecs That Display Wav

SPEEX

8.0kBit/s, 8.0 kHz, Mono, Q3 0kb/sec
8.0kBit/s, 8.0 kHz, Mono, Q4 0kb/sec
11.0kBit/s, 8.0 kHz, Mono, Q5 1kb/sec
11.0kBit/s, 8.0 kHz, Mono, Q6 1kb/sec
24.6kBit/s, 8.0 kHz, Mono, Q10 3kb/sec

GSM 6.10

8.000 kHz, Mono 1kb/sec
11.025 kHz, Mono 2kb/sec
22.050 kHz, Mono 4kb/sec