Hey Luiz, I've heard back from the MediaTek maintainers listed in linux-firmware and they confirmed this adapter doesn't LE Audio yet, but they're working on it > While MediaTek has made progress in LE audio on the MT7921/7922 > Windows platform, we have not yet officially declared support for LE > audio on Linux-based systems with BlueZ. I'll try a AX210 in the meantime. Thanks!