JDS Labs EL DAC II+ - Digital-To-Analogue Converter with BT
UAC-2 USB Audio Interface | ZOOM
ラズパイをUSB-DACとしてSoundgenic-NAS、Linuxに認識させる方法 gadget mode(USB Audio Class 2.0): new_western_elec
Amazon.co.jp: S.M.S.L D12 USB MQA DAC Bluetooth 5.0 Headphone Amplifier with AKM Chip "AK4493S" D/A Converter, 3rd Generation XMOS, XU316, 768kHz/32bit DSD512, High Resolution Support, PS5, SWITCH Compatible, High Performance, Mini USB
Archimago's Musings: MEASUREMENTS: Windows 10 Creators Update USB Audio Class 2 Driver. (And a request of Neil Young / XStream.)