HIFI CM6631A Digital Interface DAC 24Bit 192K Sound Card USB to SPDIF Coaxial Output Connect Decoder Does Not Support DTS Color: Optical cable Watch Accessories - Newegg.ca
LJ CM6631A V 1.3 USB to I2S / SPDIF interface 24bit / 192kHz - Audiophonics
Sound Output Board | Digital Interface | Output Decoder | Cm6631a Usb | Sound Card - Hifi - Aliexpress