Speaker/headphone jack Microphone jack. Plug and Play USB 2.0.
eBay
8000W Bluetooth Amplifier 110/220V Audio Stereo Digital AMP Support USB SD FM DVD AUX 4 Way Microphone input with Remote Control
Aliexpress UK
Receiver AUX Mode 1x 3.5mm Aux Cable. 1x Bluetooth 5.1 Audio Receiver Adapter. The USB mode does not need to use 3.5 audio cables. Note: The car usb interface and speaker usb interface must support usb audio output.
eBay
Audio Converter DAC Audio Converter DAC GV‑023 Digital to Analog DAC Audio Converter USB Audio Sound Card USB Audio Sound Card
Aliexpress UK
eBay
Douk Audio HiFi ESS9038Q2M+AK4493 USB DAC Audio Adapter COAX/OPT Digital to Analog Converter DSD256 DAC-Q11
Aliexpress UK
This USB to 3.5mm AUX adapter solves that problem by converting a standard USB-A port into a 3.5mm audio jack — allowing you to connect MP3 players, smartphones, or other devices with a headphone output.
eBay
Fosi Audio ZD3 Bluetooth USB Desktop DAC ARC Input, ES9039Q2M Fully Balanced Digital Decoder for Stereo Amplifier with Remote
Aliexpress UK
· Headphone & Microphone 3.5mm jack. · Connector/Ports: 1 USB connector, 1 x 3.5mm audio jack, 1 x 3.5mm mic jack. This is 3D External Sound Card that uses an USB plug, giving you the flexibility and convenience of experiencing quality 5.1 digital surround sounds in a small and compact form.
eBay
TRN Black Pearl Portable Earphone Power Amplifier Hi-Fi Digital Audio Decoder 3.5+4.4 Output Dual CS43131 PCM DSD USB DAC AMP
Aliexpress UK
The Bluetooth USB adapter adds Bluetooth connectivity to your PC, enabling wireless communication with a wide variety of Bluetooth devices. The adapter is drastically smaller than other USB adapters and can be left in the USB port of your computer.
eBay
HiBy R5 II/ R5 GEN 2 HiFi Audio Music Player MP3 USB DAC Headphone AMP Bluetooth WIFI MQA16x DSD256 ES9219C 768kHz/32bit 4500mAh
Aliexpress UK
Supports 3D Sound and Virtual 5.1 Channels + Surround Sound. USB Virtual 5.1 Sound Card Adapter. USB to Audio Adapter with Microphone Jack. No existing sound card required. Supports Plug & Play.
eBay
UGREEN USB Sound Card Audio Interface External 3.5mm Microphone Audio Adapter Soundcard for Laptop PS5/4 Headset USB Sound Card
Aliexpress UK
Receiver AUX Mode 1x 3.5mm Aux Cable. 1x Bluetooth 5.1 Audio Receiver Adapter. The usb mode does not need to use 3.5 audio cables. Note: The car usb interface and speaker usb interface must support usb audio output.
eBay
USB To Optical Audio Adapter USB To Optical Cable USB To Optical Audio Converter Cable USB A To SPDIF Port Adapter
Aliexpress UK