But unfortunately my old Kartenlesegreät went wrong with the Mac and therefore had a new forth.
The Positive Cyber Jack model works directly with your Mac Download to the driver as it should.
But why do I then only three star, it's easy because you can not adjust to an iMac, the device lacks the Device Manager. And so one has additionally the driving software insterlieren on a Windows machine if you want to change something on the screen brightness, for example.