-R-R beat-to-beat recording
-OwnCal: tracks calories burned
-OwnCode: personal transmission feature
-Continuous HR
-3 count-down timers
-6 target zones and timers
-View heart rate as percentage of max heart rate
-Recovery measurement (HR/time)
-Average heart rate of each lap
-Cumulative average HR
-Exercise Set (program target zones, timers, recovery)
-Downloads data to PC with Infrared interface (may require optional IR interface for RS 232 serial port or USB port, which is sold separately)
-Interval function (HR, time, distance, manual)
-99 exercise files
-Full-function stopwatch and everyday watch
-Time in, above and below 6 targeted zones
-Average, max and ending HR for each lap
-Total calories burned
-Time of day (12/24h) with alarm
-Dual time zone
-Exercise reminder (visual, audial)
-Backlight
-Water resistant