The Polestar Phone. Someday it will unlock your Polestar car. [credit: Polestar ] Polestar, the Volvo offshoot EV company, has made a smartphone. It's called, predictably, the Polestar Phone, and it's only available in China. There have been a lot of car-brand smartphones out there (it's often Lamborghini), but usually, these are licensing deals that the car company ignores.