: These are used by mechanics and drivers in racing. Users on sites like RSRC report being very satisfied with the audio quality and price-to-performance ratio.
It is often best to install the software before plugging in the hardware for the first time. smartcom driver
Some older or niche products use "SmartCom" as a brand for serial port drivers (e.g., for RS-232/RS-485 adapters). : These are used by mechanics and drivers in racing