Get the most out of your performance with the RS800CX. With its professional training software you can effectively plan and analyze every detail of your ride. See your route profile and total meters climbed with the altitude, ascent and descent features, as well as uphill or downhill steepness in percentages and grades to help you to track your efficiency effort while training.

• Comes with the wireless CS speed sensor W.I.N.D. for interference-free cycling data
• Synchronizes with the Polar ProTrainer 5™ software for guidance, analysis and creating individual training settings
• Determines if your training program and recovery time are optimally developing your performance
• Measures incline and adjusts your efforts accordingly

• Altitude with graphical trend - available via PC software
• Cumulative Ascent and Descent

• Automatic/Manual target zone (% / bpm / HRR%) - %/bpm/HRR%
• Backlight
• Display zoom
• Easy start (setting wizard)
• Event Countdown Timer
• Graphical target zone indicator
• Heart rate (displayed as % of maximum heart rate)
• Heart rate (displayed as HRR%)
• Heart rate (displayed as bpm)
• KeyLock
• Over-sized display
• Sound volume level setting
• User configurable displays - all lines
• Visual and audible alarm in target zones
• Water resistant - 50m

• Compatible with Polar ProTrainer 5™ software
• Transfer exercise data from wrist unit to polarpersonaltrainer.com via Polar WebLink (SonicLink/Infrared)

• Autostart/stop
• Bike mount
• Wireless Polar cadence sensor W.I.N.D. - opt.
• Wireless Polar speed sensor" W.I.N.D.
• Calorie consumption rate/hour
• Cycling Limits - opt. with CS cadence sensor W.I.N.D.
• Distance
• Distance based interval
• Distance based recovery measurement
• Incline Measurement
• Odometer (1/2 and total) - total
• Speed (current, average and max)
• Speed sensor installation for different fork shapes
• SpeedPointer
• Temperature and altitude
• Trip
• Wheel size settings for two bicycles - for three bicycles

• Polar IrDA USB Adapter or internal/external non-Polar IrDA adapter

• Battery type - opt. with G3 GPS sensor W.I.N.D.
• Full power mode (up to 30 hours with an optional lithium battery) - opt. with G3 GPS sensor W.I.N.D.
• Low battery indicator - opt. with G3 GPS sensor W.I.N.D.
• Low power battery mode - opt. with G3 GPS sensor W.I.N.D.
• Route tracking (with PC) - opt. with G3 GPS sensor W.I.N.D.
• SIRF-III chipset - opt. with G3 GPS sensor W.I.N.D.
• Shock resistant - opt. with G3 GPS sensor W.I.N.D.
• Speed and Distance - opt. with G3 GPS sensor W.I.N.D.
• WAAS support (wide area augmentation system) - opt. with G3 GPS sensor W.I.N.D.
• Water resistant - opt. with G3 GPS sensor W.I.N.D.

• Display text in English, German, French, Spanish and Italian

• Altitude, ascent and descent
• Automatic lap recording
• Average heart rate of each lap
• Average heart rate of total exercise
• Cadence-based target zones with visual and audible alarm
• Combined training files
• Exercise Date
• Exercise Set (extended exercise profiles)
• GPS coordinates - opt. with G3 GPS sensor W.I.N.D.
• HR-based target zones with audible alarm - 3
• HR-based target zones with visual alarm - 3
• HRmax (Polar Fitness test-based)
• HRmax (age-based)
• Interval timers
• Interval trainer (HR, pace, distance) guided workouts
• Maximum heart rate of each lap
• Maximum heart rate of total exercise
• Minimum heart rate of total exercise
• Number of laps - 99
• Polar Fitness Test™ with OwnIndex®
• Polar OwnCal with Altimeter correction
• Polar OwnCode® (2.4 GHz) W.I.N.D.
• Polar OwnOptimizer™
• Polar OwnZone®
• Polar sport zones
• R-R Intervals / Online HR Variability
• Relaxation rate during exercise
• Speed-based target zones with visual and audible alarm
• Wireless ECG accurate heart rate
• ZoneLock
• ZonePointer

• Average heart rate
• Calorie expenditure - exe.total
• Distance (total)
• Exercise Time (total)
• Exercise file info page with date and time
• Lap info
• Last OwnIndex
• Maximum heart rate
• Memory left indication
• Number of exercise files (with summaries) - 99
• R-R Recording
• Recording rate - 1s,2s,5s,15s,60s
• Target zone limits
• Time in target zone

• Distance summaries - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Polar G3 GPS Sensor W.I.N.D. - opt.
• Run Distance - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Running Cadence and Average Stride Length - opt. with s3
• Running Index - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Running route elevation profile - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Shoe selection - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Speed displayed in pace, or kmph/mph - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Speed/Pace and Distance - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Speed/Pace lock - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Speed/Pace summaries - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Speed/Pace target zones - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Target pace - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Target pace alarms - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Time and Distanced based interval timer - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Totals mileage, kilocalories, time training - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Trip Odometer - opt. with s3 stride sensor W.I.N.D or G3 GPS sensor W.I.N.D.
• Polar s3 stride sensor™ W.I.N.D. - opt.

• Polar WearLink® transmitter W.I.N.D. (changeable battery) - compatible
• Polar WearLink® + transmitter W.I.N.D. (changeable battery)

• Alarm with snooze
• Date and weekday indicator
• Dual time zone
• Exercise reminder (visual/alarm)
• Low battery indicator
• Reminders (visual/alarm)
• StopWatch
• Time of day (12/24h) with alarm
• User replaceable battery