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Polar RS300X Heart Rate Monitor (Unisex)

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$135.00 CAD


Polar RS300X Heart Rate Monitor (Unisex)

Product Number: 5020-343
Made in Hong Kong

Weight: 322g

Built for those who have specific training goals in mind. The wrist unit displays and records your data during your workout. It can also be pre-programmed with interval and heart rate zone-based workouts. Add the optional FlowLink, down load your data to and you can slice and dice the data to your heart rate’s content.

OwnCal® feature shows one session energy expenditure, and accumulated kilocalories. You can also set weekly goals for calorie expenditure. The included WearLink® coded transmitter features a comfortable fabric strap.

  • Weekly summaries of total duration, calories burned, time in Polar sport zones.
  • Graphical target zone indicator.
  • Button-free operation of wrist unit.
  • Maximum and Average heart rate of each lap.
  • Maximum and Average heart rate of total exercise.
  • Three HR-based target zones with audible and visual alarms
  • Interval trainer guided workouts
  • Counts and displays calorie expenditure.
  • Compatible with the S1 Foot Pod™ and G1 GPS Pod.
Weight 322g
Computer Connectivity Windows + Mac
Wrist Strap Material Resin
Date Display Yes
Daily Alarms 1
Snooze Yes
Countdown Timer No
Stopwatch No
Replaceable Batteries Yes
Water-Resistant 50m
12/24 Hour Format Yes
ANT+ Compatible

Ensures seamless digital wireless communication between ANT+ devices. For example, data from an ultra-low power wireless sensor can be displayed on a bike computer or smartphone, then downloaded to a PC, etc.

Batteries 1 lithium CR2032 (included)
Button Lock Yes
Calorie Consumption

Calculated based on data from your heart rate monitor.

Chest Strap Included
Foot Pod

Attaches to your shoe, captures your running data (i.e., pace, distance), and transmits it to your heart rate monitor or GPS.

Sold separately
Heart Rate in Real Time

Displays beats per minute during activity.

Heart Rate Monitor Yes
Heart Rate Target Zones

Displays heart rate zones during activity.

Interval Training Yes
Lap History

Automatically records up to specified number of laps.

Metric/Imperial Units Format Yes
Programmable Workouts

Want an easy jog? A fast-paced ride? A workout with lots of variety to keep you on your toes? With programmable workouts you can tailor your training to match whatever you are looking for on a particular day.

Replaceable Wrist Strap Yes
Speed/Cadence Sensor

Monitors pedalling cadence and measures pedalling strokes per minute.

Sold separately
Virtual Partner

Allows user to monitor training goals with either a virtual partner or alarms.

Workout History Yes
IPX Rating

Indicates the degree of protection against liquid. IP X1: Dripping water while in normal operating orientation; IP X4: Splashing water; IP X5: Water jets; IP X6: Powerful water jets; IP X7: Immersion up to 1m 30 minutes; IP X8: Suitable for submersion as specified by manufacturer.

Coded Signal

A coded instrument ensures no interference between your chest strap and your watch. A coded signal is necessary if you are training in busy gyms or trails where other signals may be encountered.


For Off-line Shopping call 1.888.847.0770 (Canada & USA), or 604.876.6221 (Vancouver & International)

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