Douk Audio U2 PRO XMOS XU208 Digital Interface, USB to TOSLINK Coaxial/Optical/HDMI IIS Audio Adapter, for DAC/Preamp/Amplifier, Support PCM & DSD256: Amazon.com: Industrial & Scientific
Singxer SU-2 – DSD1024 USB Digital Interface Femto second clock Interface – PCM 768k, HDMi i2s DDC, ARM Processor | Kitsune HiFi - HoloAudio USA
Matrix X-SPDIF 3 USB Digital Audio Interface IIS-LVDS/Coaxial/Optical/AES/EUB 768kHz/32Bit DSD512 — HiFiGo
XMOS XU208 DSD USB Decoder Digital Audio Interface U8 Upgrade Asynchronous Amanero Module for IIS I2S Decoder DIY(Smart) - Walmart.com
Roland UA-S10 Super UA - Professional USB Audio Interface UA-S10
384 kHz / 32 bit DSD USB audio DAC | Audio | USB 2.0 | Adapter | Notebook & Computer | 2direct English
L.K.S Audio USB-100 USB Audio Interface Amanero Combo384 Program PCM384/DSD512 | eBay