Amazon.com: USB Volume Control Knob Multimedia Audio Controller, USB Hub with Audio Adapter, External Sound Card with 3.5mm Headphone Microphone Jack for Windows, Mac, Linux, PC, Laptop, Desktop : Electronics
USB Audio Controller
Hifime UAE23HD with Sabre 9018 USB DAC, Preamp, Headphone amp
Fostex PC-100USB Volume Controller with USB DAC PC-100USB B&H
Sound BlasterX G6 7.1 HD Gaming DAC and External USB Sound Card with Xamp Headphone Amplifier for PS4, Xbox One, Nintendo Switch, and PC. - Creative Labs (United States)
Sound Blaster X4 - Hi-res 7.1 External USB DAC and Amp Sound Card with Super X-Fi® and SmartComms Kit for PC and Mac - Creative Labs (United States)
Lindemann
Sound Blaster X3 - Hi-Res 7.1 Discrete External USB DAC and Amp Sound Card with Super X-Fi for PC and Mac - Creative Labs (United States)
Apogee Groove USB DAC and Headphone Amp | Sweetwater
Amazon.com: FiiO K3 Type-C USB DAC Headphone Amp : Electronics
Sound Blaster X4 - Hi-res 7.1 External USB DAC and Amp Sound Card with Super X-Fi® and SmartComms Kit for PC and Mac - Creative Labs (United States)
Sound Blaster G3 Portable Plug-and-Play USB-C DAC Amp for PlayStation® 4, Nintendo Switch™ Gaming Consoles, PC, and Mac - Creative Labs (Pan Euro)