USB 5.1 Multi-Channel Surround Sound Adapter With Optical Audio Input Output - Walmart.com
Amazon.com: LEAGY USB 7.1 External Sound Card (8-Channel) - 7.1 Channel USB Soundbox - Dynamic 3D Surround Sound - UP to 8 Speakers - Simultaneous Recording and Playback - Analog and Digital Audio Equipment : Electronics
TechRise External Sound Card USB to Audio Jack Adapter with Volume Con
Sound Blaster PLAY! 3 USB DAC Amp and External Sound Card - 70SB173000000 - Amplifiers & Voice Recorders - CDW.com
USB External Stereo 3D Sound Adapter | Black - Sabrent