Features: Connector: USB Type A socket, 2 stereo output jacks, 2 mono microphone input jacks. Using the CM100B sound card chip, it can be used without a driver, or it can be used to obtain for stronger functions by installing a driver, with sound effect settings and sound field settings, and good compatibility.
eBay
Douk Audio U4 Mini Bluetooth 5.0 Tube Headphone Amplifier USB DAC Stereo Audio Preamp USB Sound Card
Aliexpress UK
Ugreen Sound Card Audio Adapter USB to 3.5mm. Which enables them to use with headsets of combined mic/headphone jacks. The USB to 3.5mm Jack Audio Adapter is a perfect solution for devices with faulty internal sound cards, without Aux audio jacks, or with separated mic/headphone ports.
eBay
B Computer Speakers with 3.5 mm Aux, Small PC Speakers Powered by USB, USB Soundbar for
Aliexpress UK
Connectors: USB Type A, Stereo output jack, mono microphone input jack. Material: plastic. Vista, for Linux, for Mac OS. No drivers required for Windows 2000 / XP / Server 2003 /.
eBay
ZK-1001U Mono 100W BT 5.3 Amplifier Board Module Supports APP AUX USB Flash Drive USB Sound Card
Aliexpress UK
USB external stereo sound adapter virtual 7.1 channel sound adapter is a highly flexble audio interface. 90° Left & Right Angled USB 3.0 to USB C Cable Cord For Tablet PC HDD 1m. Stereo audio output to your computer via usb-c port and it can enables to connect 3.5mm jack devices.
eBay
VIKEFON Surround Desktop PC Speaker Home Stereo 3.5Aux USB Soundbar System Computer TV Phone HIFI
Aliexpress UK
Microphone supported. USB to TRRS 3.5mm Adapter. - Input: USB 2.0 Male. - Plug and Play. - Amazing sound quality.
eBay
DAM K1 lossless fever Bluetooth USB sound card coaxial TF decoding board power amplifier front-end
Aliexpress UK
USB to 3.5mm Jack Audio Adapter: Ideal to connect a TRRS 4-pole CTIA&OMTP 3.5mm headset, TRRS mic or speaker to PC via USB interface. Support stereo sound listening + speaking, dual functions. (Unidirectional audio transmission: this USB port is output, not input. ).
eBay
XY-AP100L 100WX2 Bluetooth 5.0 Stereo Amplifier Board AUX USB Sound Card Digital Power Amp
Aliexpress UK
This Sabrent AU-MMSA 2.1 Audio Sound Card Adapter is a highly flexible audio interface, which can be used with either laptop or desktop system. No driver required, plug-and-play for instant audio playing and compliant with all mainstream operation systems. Simply Plug the Sound Adapter into your USB port, and then plug your headphones into the Adapter. FeaturesSystem requirementsWhat's in the box?Warranty information:1 year limited warranty. When you register your new Sabrent product online within 90 days of purchase, your standard 1-year warranty coverage is extended to 2-years.
eBay
SOTAMIA 30W Mono Bluetooth Subwoofer Amplifier Home Music Audio Mini Amp AUX USB Sound Speaker Power
Aliexpress UK
USB PC Laptop To Mic Speaker Headphone 5.1 Channel 3D Audio Sound Card Adapter. External USB 5.1 3D Sound Card 3.5mm Headphone Record Loud Speaker Audio Adapter for Laptop - Black. Supports ordinary speakers or headphones with microphone holes, USB interface, plug and play, replace the traditional sound card.
eBay
B2 Dual ES9038Q2M Qualcomm Bluetooth 5.4 Receiver Decoder USB Sound Card Lossless LDAC
Aliexpress UK