Take a look at USB Overdrive. I have been able to map most of my peripherals there, even odd macro keys that random keyboards have. From there you can always co

Take a look at USB Overdrive. I have been able to map most of my peripherals there, even odd macro keys that random keyboards have. From there you can always combine it with BetterTouchTool (or something similar), to remap the now findable keys, if you want different behavior than the default.