Quark CPET is a metabolic cart for Pulmonary Gas Exchange and 12-lead Stress Testing ECG which provides accurate evaluation of the physiological response to exercise. It is easy to use and has an instinctive software guide that helps the user through calibration testing execution. It features, Breath by Breath Gas Exchange data analysis (VO2, VCO2), Integrated 12-lead ECG for Stress Testing (optional), Nutritional Assessment, Fast response Paramagnetic O2 Sensor, Full Spirometry, Exercise SpO2 monitor, and Mixing Chamber suitable for low and high ventilation ranges.