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Originally Posted by pheoxs
I have the elm327 obd adapter, is the stock blue tooth okay or I've seen some people using use blue tooth adapters? Is this just for faster scan rates or what?
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Stock bluetooth is ok. Seperate bluetooth adapter may be used on tablets or laptops that come without bluetooth. My OBD2 connector also came with a seperate bluetooth, but I don't use it as the bluetooth on my smartphone does an excellent job.