Device.prototype.model
The read-only model property of the Device interface is
either a string stating the model of the device, or null if the model is not known.
Value
Either a string value if a model is known, otherwise null.
The read-only model property of the Device interface is
either a string stating the model of the device, or null if the model is not known.
Either a string value if a model is known, otherwise null.