Features include superior sound quality; battery indicator light and interchangeable probes for both obstetrical and vascular applications. Each unit comes with your choice of one probe: waterproof, 2 or 3 MHz for OB , and4, 5, or 8 MHz for vascular.

spirette™ which acts only as a hygienic shield and is transparent to the ultrasonic pulses traveling between the measurement transducers. Since the disposable spirette™ has no sensor elements, it does not perform a measurement function and does not require calibration. The EasyOne™ stores up to

700 test sessions and EasyWare PC Software is available. EasyOneT meets ATS recommendation for diagnostic spirometry.