Yes, the AMR-WB Codec is supported on Abacus for SIP, MEGACO, Clear Channel, MGCP, and BICC.
AMR-WB is the Adaptive Multi-Rate-Wideband speech codec based on ITU-T standard G.722.2, supported on the ICG3 circuit generator subsystems and Abacus 50 Eth, and licensed under VoIP Audio RTP Codec group 3 (Encoding/Decoding). AMR-WB modes are sampled at 16 kHz.