Sound Blaster G3 Portable Gaming USB DAC AMP USB-C Connectivity - Mobile App Support Model: SB1830 - Works with PS4-nintendo Switch - PC/MAC - GameDude Computers
SHANLING UA1 Plus Headphone Amplifier, Portable USB DAC/AMP,Dual 43131 DAC,CT701 USB Receive Chip,Support Up to 768kHZ/32bit,DSD256,80mW@32Ω Output,Android app Control (Silver) : Amazon.com.au: Electronics
Apogee Groove USB DAC Hi-Fidelity Headphone Interface | Better Music
Apogee | Groove | $429 | Portable USB DAC & Headphone Amplifier | for Mac & PC — Gsus4
The Best Portable DAC Dongles For Android - Major HiFi
Cayin RU7 Portable USB DAC/Amp Dongle - A1FutureShop
Clarus CODA Portable USB-DAC Review | StereoNET Australia | Hi-Fi news and reviews