Spirometer with reuseable 300 Liter flow head

Spirometer with reuseable 300 Liter flow head

The SP-304 Spirometer for use with iWorx 214 Computer Interfaces is an inexpensive device capable of measuring respiratory flows and volumes. It is used with bridge-style amplifiers such as the iWorx ETH-256 or ETH-401 or with computer interfaces. The SP-304 is supplied with a 300 liter reusable flow head.