Replacement Wireset for use with ProTech zRIP System. Includes only 1 wireset (for one belt). A state of the art Respiratory Inductive Plethysmography (RIP) system that is accurate and affordable. zRIP is designed with a reusable one size fits all sensor belt. Simply plug the effort sensor into the driver module and get ready for the best effort signals available. The zRIP shows true breathing without false paradoxical signals. Latex free. 6 month warranty.