For the active runner. The RS400sd has all the same advanced running features as the RS400 but with a few extras. With the addition of the compatible foot pod which comfortably attaches to your running shoe laces, you can accurately and wirelessly measure speed, distance and pace, as well as the level of your performance. Basic features Automatic/Manual target zone (% / bpm / HRR%) - %/bpm 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 bpm) HeartTouchTM, button-free operation of wrist unit KeyLock Over-sized display User configurable displays - all lines Visual and audible alarm in target zones Water resistant - 50m Computer connectivity Compatible with Polar ProTrainer 5TM software Transfer exercise data from wrist unit to polarpersonaltrainer.com via Polar WebLink (SonicLink/Infrared) Cycling features Bike mount - opt. Data transfer Polar IrDA USB Adapter or internal/external non-Polar IrDA adapter - opt. Language features Display text in English, German, French and Spanish Polar exercise features Automatic lap recording Average heart rate of each lap Average heart rate of total exercise Exercise Date Exercise Set (extended exercise profiles) 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 TestTM with OwnIndex® Polar OwnCal® Polar OwnCode® (5kHz) Polar OwnOptimizerTM Polar OwnZone® Polar sport zones Wireless ECG accurate heart rate ZoneLock ZonePointer Recording features 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 Recording rate - 1s,5s,15s,60s Target zone limits Time in target zone Running features Distance summaries Run Distance Running Index Polar S1 foot podTM Shoe selection Speed displayed in pace, or kmph/mph Speed/Pace and Distance Speed/Pace lock Speed/Pace summaries Speed/Pace target zones Target pace Target pace alarms Time and Distanced based interval timer Totals mileage, kilocalories, time training Trip Odometer Transmitter belt Polar T31 codedTM transmitter - compatible Polar WearLink® 31 coded transmitter (changeable battery) - compatible Polar WearLink® coded transmitter (changeable battery) Watch features Alarm with snooze Date and weekday indicator Dual time zone Low battery indicator Reminders (visual/alarm) StopWatch Time of day (12/24h) with alarm User replaceable battery In Original Retail Packaging Including Polar RS400™ Wrist Unit Polar S1 Foot Pod USB Stick IrDA Adapter Batteries Polar WearLink™ Coded Transmitter Adjustable Elastic Chest Strap Polar Pro trainer 5 CD Software User Manual including Getting Started Guide Exercise Guide Warranty Guarantee and Service Information
For the active runner.
The RS400sd has all the same advanced running features as the RS400 but with a few extras. With the addition of the compatible foot pod which comfortably attaches to your running shoe laces, you can accurately and wirelessly measure speed, distance and pace, as well as the level of your performance.
Basic features
Cycling features
Data transfer
Language features
Recording features
Running features
Watch features
In Original Retail Packaging Including
Bicycle Products 
