Because some our clients ask us regarding quality of the open-source CODEC2 vocoder, we've published the comparison of this vocoder with our TWELP vocoder (as well as with MELPe vocoder) for 700 bps and 2400 bps bit rates.

Now, everybody may see and listen a difference.

Please visit this page for details:
CODEC2 vs TWELP on 700 bps
CODEC2 vs TWELP on 2400 bps

Newest TWELP 600 bps Robust vocoder provides reliable good quality voice communication as in clear channel as well as in noisy channel, much better in comparison with well-known MELPe 600 bps vocoder.

Available right now for a set of DSP and RISC platforms and for any others within 1-2 months.

Please vist this page for details:

TWELP 600 bps Robust vocoder