The Panasonic Contactless SmartCard xPAK fits in the TOUGHBOOK 55 front expansion area. It is user-replaceable. You can easily remove it by using the quick-release lever.
Features
User-replaceable
Can easily be removed using quick-release lever or can be securely locked down using optional locking screw (FZ-VSW551U includes set of 14 screws)
13.56 MHz (ISO 14443 A/B compliant)
Fits into front expansion area
UPC: 885170363687