C type to 3.5mm Jack Teardown . Let's see is there any chip inside like Apple's earphone connector.
Hackaday Dictionary: USB Type C
Teardown of Apple 20W USB-C Power Adapter (Charger)
USB-C head-to-head teardown
Teardown: Apple HomePod mini - EDN Asia
Completely Different Teardown of Apple 35W Dual USB-C Compact Power Adapter
Limited to USB2.0? Teardown of Apple 240W USB-C Charge Cable (2 m) - : r/apple
Samsung 5A USB C to USB C Cable Teardown - ByteCable
Teardown: HyperDrive Gen2 USB-C Hub by HYPER – Vincent Mallet
USB-C charger teardown
Teardown: Google Home Hub smart speaker and display - EDN
USB Cable Repair - iFixit
HP G5 Dock teardown – Dan S. Charlton
Google USB-C Digital to 3.5 mm headphone adapter disassembly