Bluetooth FM transmitters are affordable ... Sporting a nice 1.44-inch screen that displays phone calls, music, and your car's battery voltage, the Nulaxy KM18 also features a 2.1A USB charging ...

If you have to make a phone call from behind the wheel ... Most new car models offer Bluetooth technology, which frees your hands by wirelessly connecting your phone to the car's audio system.

Imagine effortlessly switching between audio sources with your Bluetooth headphones ... on your computer screen, its audio is muted in your headphones as the phone call audio takes priority.

Bluetooth FM transmitters are affordable ... Sporting a nice 1.44-inch screen that displays phone calls, music, and your car's battery voltage, the Nulaxy KM18 also features a 2.1A USB charging ...