Download the latest Firmware:

SIP Opus Codec: update-core-image-barix-sip-opus-codec-latest.tar

SIP Opus Decoder: update-core-image-barix-sip-opus-decoder-latest.tar

All available Versions:

Firmware v1.3.7
Firmware v1.3.6
Firmware v1.3.5
Firmware v1.3.4
Firmware v1.3.3