the story on the beats pro- i received them as only playing on the side the cable is plugged into. I traced this to a loose connection on the left plug. In the process of troubleshooting, i disconnected the crossover wire in the rt cup. i was unwilling to disassemble the rt cup to reattach this as the earpads are a pain to remove and install and i put a scuff on one.
So thats why the cable has to be plugged into lt cup to work properly. If you put cable in rt cup, only...
Unfortunately, the earpads were a lucky find on ebay, I have no link.
I had the shp8000. The 8000 is curcumaural, nicely built, very comfortable. It was also very bassy, the highs did not come out well on anything except a portable player (due to low power), the shl3300 is the superior sounding headphone