The COSMED microQuark is a very light and portable spirometer that can be used with any PC, either desktop or laptop, by simply installing the application software and connecting the cable to the USB port. The great advantage of this product is the new software developed to allow any user to manage reliable screening spirometry in a simple and quick way. Perform FVC, SVC and PRE-POST broncho-challenge with just a few clicks of the mouse. Overlap multi F/V loops, see trends, print professional A4/Letter format reports, automate PDF files saving and numerous other features for both clinical and occupational health applications. The software is compatible with most of network protocols for Windows OS.