amrwb: amrwb (3GPP AMR Wideband Speech Codecs) amrwb: amrwb: This is the 3GPP released AMR/AMR-WB reference implementations. amrwb: Adaptive Multi-Rate - Wideband (AMR-WB) Speech Codec 3GPP. This amrwb: distribution is for non-commercial purpose only. Ask amrwb: http://www.3gpp.org for a comvercial license. amrwb: amrwb: amrwb: amrwb: amrwb: