Yes, the DuelAdapter is the only way to go. Remember to write-protect your cards before you insert them into the laptop!
When you’re ready for all the drivers and firmware, bookmark my P2 Driver Download page: https://panasonic.sixbullets.net
Things don’t look good in the near future for 64-bit. I heard it’s going to be no earlier than next year. If you need the 32-bit ones check out https://panasonic.sixbullets.net