WORK The following systems have ExpressCard firmware issues and are known not to work with the DuelAdapter. Some other ExpressCard equipped computers may also have compatibility issues, this list is by no means comprehensive. Allienware M5550 Allienware M5551 Dell Latitude 131L HP/Compaq DV2416US HP/Compaq DV6000 Series Models HP/Compaq DV9000 Series Models Nobilis N4026 Sony VAIO VGN-CR123E Sony VAIO VGN-CR203 E Sony VAIO VGNF2180 E/B Toshiba Satellite P205 Toshiba Satellite S4607 Toshiba Satellite S4807 Toshiba Satellite X205  (less)