The Polar s810i heart rate monitor has all of the same features as the Polar s610i. What sets the s810i apart is the almost unlimited monitor memory and the ability to record every single heartbeat.
You may rapidly upload or download information from your personal computer to the s810i. Storing exercise sessions on your PC allows for easy workout comparisions and greater fitness benefits.
When your workout is over and you want to see how you have performed, simply transfer all of that data -- heart rate, laps, splits, intervals -- from the s810i to your Polar Precision Performance software.
You can also create workouts with the Polar software and uplink them to your s810i monitor.

• The Polar s810i heart rate monitor has all of the same features as the Polar S 610. What sets the s810i apart is the almost unlimited monitor memory and ability to record every single heartbeat. Recording every heartbeat will allow you to quickly determine if you are over training or have any heart irregularities.
• Only the Polar s810i allows you to transmit information as you create it to your PC. It allows for "real time" data transfer.
• Unique to the s810i is an Exercise Profile feature which guides you through multi-phase workout sessions. Sport specific thresholds are included and may be displayed.
• Along with recording and analyzing every heartbeat, the Polar s810i also displays a Relaxtion Rate which adds greater meaning to the time between your heartbeats.
• Polar Precision Performance software is included. It allows you to download all your data to your PC and displays it in easy to use calendar and graphing screens. View graphs of your heart rate, time in zone, calories burned and much more.
• You will still need:
  a PC running Windows 95 or higher.
  An infrared input device.
  A Pentium or compatible processor and 10 Mega Bytes of space on your hard drive.
• The Polar s810i allows you to set your own training parameters for five different workouts with the Exercise Set™ feature. One set can be for hill climbing, another for time trials, a third may contain interval sessions,etc. Pick the session you want and let the heart monitor guide you. The s810i will automatically record and playback detailed information so you can easily chart your progress.
• Extensive monitor memory allows you to store up to 32,000 pieces of heart/time exercise information before downloading it to your PC. If you choose to record heart and time information every 15 seconds the s810i memory bank will store 123 hours and 4 minute of data. If you choose 5 second recording intervals the memory will hold 44 hours and 20 minutes of data.
• A sophisticated and easy to use aerobic fitness test is included. The numerical results of this test Polar calls OwnIndex™. You may use the numerical results to accurately chart and judge your fitness progress.
• The Polar s810i heart rate monitor pictured above, shows a stop watch time of 12 minutes and 58.8 seconds. The time of day is 12 hours, 40 minutes and 1 second or 12:40.1. On the bottom of the display it shows a heart rate of 153 beats per minute. The lap counter to the right, shows that this person is on their second lap. The vertical bar graph indicates that a workout is in progress.
• All applicable functions can be displayed in US or Metric units.
• Three heart rate target zones and timers are available with the s810i. Customize your heart rate zones to the type of workout you want. Use a low setting for easy days and a higher setting for rigorous training sessions. Detailed heart/time information from all three zones can be recorded.
• The Polar s810i allows you to view heart rate as a % of Max heart rate. The s810i also tracks and displays average and recovery heart rate.
• The s810i will automatically calculate how many calories are burned from fat and how many are burned from carbohydrates. It is an ideal heart rate monitor for any weight loss program.
• This fine monitor will keep track of your cumulative exercise time and the total amount of calories you burned for your current and previous workouts.
• The slim, LCD screen display depicts current heart rate in .25 inch (.6 cm) tall, bold numbers.
• An audible alarm can be activated that will tell you when you go below or above your heart zone settings.
• The precisely molded and machined monitor case with a stainless steel back is designed to withstand years of rigorous use in a punishing environment.

• The s810i has an easy to use Interval Trainer™ feature that allows you to set parameters for intervals by heart rate, time or manually. Up to 30 intervals may be set. Each interval may consist of a warm-up period, a workout and then a recovery phase. All phases and related heart/time information can be recorded so you can quantify your progress.
• Both laps and splits with average heart rate and time are easily recorded with the s810i. Ideal for tracks or any fixed length course. An almost unlimited number of lap or split times with heart information can be recorded.
• The Polar s810i heart rate monitor has a full function stop watch and everyday watch display that shows:
  time of day in 12 or 24 hour modes, day of the week, date, elapsed time and an audible alarm.
• Six storage files hold summary information for your last five exercise sessions and detailed information from your last workout.
• Your average heart rate, maximum heart rate, time spent exercising, the date and time is included in the five summary files.
• Your average heart rate, time spent exercising, time spent in, below and above your heart rate zones, heart zone limits, laps, times, calories burned and much more is saved from your last exercise session.
• The monitor head uses a standard, CR2430, watch battery that is easy to replace by a jeweler or electronic technician. The battery usually lasts for two years. A low battery indicator is built into the watch display.
• The LCD display lights up at the touch of a button. Ideal for night exercise. The light automatically shuts off after 5 seconds to conserve battery power.
• This monitor allows you to choose between five different displays: Time of Day, Total Time, Calories Burned, Lap Data and Interval Data.
• The soft, no-slip watch band with a stainless steel buckle, fits wrists from 5.8 inches (15 cm) to 8.2 inches (21 cm) in circumference.
• This monitor uses a T61 Coded transmitter which eliminates interference from other heart monitor users within 3 feet ( 1 meter) of you. Recommended for the gym, group exercise sessions or race day use.
• The sealed, lightweight and slim, chest transmitter is comfortable to wear and never requires maintenance. The soft, brushed polyester elastic strap will fit chests from 25 to 51 inches (53 to 130 cm). You may purchase an XL elastic strap to fit 29 to 60 inch (73 to 152 cm) chests from our Heart Rate Monitor Accessories page.
• The chest transmitter battery is designed to last for 6 years if you use the monitor for one hour every day.
• Water Resistant to 50 Meters (160 feet). Do not push any monitor buttons under water as some seepage may occur.
• Comes with well written, easy to understand, step by step instructions and helpful pictures. You should be up and running with this heart rate monitor in 3 hours or less!
• A wrist watch heart rate monitor, chest transmitter and elastic transmitter strap is included. Click on the underlined text to see a Polar infrared data device, bicycle bar mounts, transmitter cream, batteries, extra elastic straps and spare parts on our Heart Rate Monitor Accessories page .
• Solidly backed with a two year transmitter and one year monitor warranty from Polar USA.
• Professional repairs, technical assistance and warranty service is available from Polar USA in Woodbury, New York. Call Polar USA at 800-227-1314 or visit them at PolarUSA.com by clicking on the underlined text .
• Official product manuals in several different languages and detailed product information are also available from PolarUSA.com .
  The manuals are in Adobe PDF format and require Adobe Acrobat Reader 4.0 or higher.

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