USB 5.1 Multi-Channel Surround Sound Adapter With Optical Audio Input Output | eBay
Multi-channel Audio Interfaces
Amazon.com: 2023 7.1 Channel USB Sound Card Adapter External Sound Card USB Audio Adapter with 3.5mm Interface & USB Interface for PC Laptop Gaming Device : Electronics
USB Multi-Channel Sound Converter With 5.1 Channel Surround
Best 2 / 4 / 6 / 8 Channel Audio Interface & up to 16 Channel | Gearank