USB-A to USB-C cables are easy to find. However, I also think it’s important to stick with brands you know. It’s your car, after all, so you don’t want anything that could be a fire risk.

But the radio in question needs 12 volts, so the key was to find a USB-C cable with the built-in electronics to negotiate the right amount of power from USB-PD devices. For this one, [jephthai ...

Not that long ago, you’d need to pair via Bluetooth, find the right USB ... the cable of your headphones. In both cases, sound is sent from your phone to the cassette, then to your car stereo ...