Amazon.in: Buy Inno-Maker RPI USB Audio Card 5V Powered PCM2912 Mini USB Sound Card DAC Decoder and Record Board for Raspberry Pi Online at Low Prices in India | Inno-Maker Reviews &
JEDAC - yet another take on a DIY high-end USB Audio DAC
USB sound card
usb audio interface based dac pcm2902 under Repository-circuits -31641- : Next.gr
USB Soundcard Circuit with PCM2702 - Electronic Circuit
PGSA2Z Bluetooth Fm Usb Aux Card Mp3 Stereo Audio Player Decoder Module Kit With Remote 6283 Single Ic Audio Amplifier Stereo Circuit Board DIY : Amazon.in: Electronics
USB Port Audio Output – Electronics Projects Circuits