Lehmannaudio Linear USB II USB/DAC Headphone Amp | Hi-Fi News
Amazon.com: HELM Audio Bolt DAC/AMP, USB-C Portable High-End DAC/Headphone Amplifier with MQA Playback. Mobile Studio Sound for Android, iOS and PC. USB-C to 3.5mm Audio, THX Certified : Electronics
SHANLING UA5 Dual ES9038Q2M Portable USB DAC/AMP
Fostex HP-A4 24-Bit USB DAC Headphone Amplifier HP-A4 B&H Photo
Amazon.com: USB C DAC-USB C Headphone Adapter-Portable 32 Bit Headphone Amplifier-Type C to 3.5mm Jack Adapter-Premium Sound Enhancer for Google Pixel 3 4XL Samsung Galaxy S20 Note 10 10+(USB Type C) :
iFi Audio hip-dac2 Portable USB DAC and headphone amplifier at Crutchfield
Creative Labs Sound Blaster G3 Portable Gaming USB DAC AMP - Micro Center