What is Bluetooth digital key for a car? It is said that a digital car key can work off an app (typically installed on a smartphone or any other smart device) that drivers connect to their vehicle via Bluetooth. Why are Bluetooth technology used to enable your digital key and access control solutions? What do you benefit from a digital car key? What else cases are there adopting Bluetooth technology beyond automobile? How does Bluetooth technology satisfy these markets? Watch the video, you will get what you want!