When you need full-function spirometry and space is at a premium, the CPFS/D USB™ spirometer is a most fitting solution. This small, portable system may look unassuming, but it’s packed with technological advances and features to meet all of your testing and data management needs. It is compatible with desktop and laptop computers for maximum flexibility. It has incentive graphs for spirometry, which are ideal for pediatric populations. It is powered by our cardiorespiratory diagnostic software, so you can be sure it will do more than meet your testing and data management needs.