S4
The S4 Monitor is designed to be user-friendly while providing ample advanced functionality. The monitor displays Time, Distance, Speed/Intensity, Stroke Rate and Heart Rate (with optional sensor).
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A1
The A1 Monitor includes QuickStart functionality and displays a variety of Intensity and Distance Units. In addition, the monitor features programmable Time and Distance workouts.
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S4 Compatible
M1 Hi-Rise
M1 Lo-Rise
S1
Classic
Club
Natural
Oxbridge
Xeno
A1 Compatible
A1 Home
A1 Studio