Transfer your critical data in seconds! The Polar IR Interface quickly transfers the data from your HRM to your PC so you can take an in depth look. The IR Interface also allows you to upload your training zones and timers from your PC for easy programming. Store and analyze critical performance data and maintain a detailed training log.

* IR interface works with the Polar S625X, S720i, S725 and other Polar IR downloadable units*. * Compatible with USB Ports.

Will NOT work with old S610,710 and 810, must be "i", eg. S610i, S710i or S810i.

Will also work with S625x, s725x, CS400, CS600, RS400, RS800, F55, AXN500 and AXN700 and all other NEW Polar HRMs.

Compatible with WIn XP and VISTA.