V-MAX HRGPS   featuring the TIMEX GPS+HR

The below information is from TIMEX

Timex Ironman Heart Rate Monitors & GPS Systems

Timex Bodylink Ironman Triathalon Heart Rate Monitor and Speed and Distance System

Timex BodyLink System Comes with 3 Parts:

Heart Rate Sensor

Speed and Distance Sensor-GPS

Ironman Triathlon Bodylink Performance Monitor

  Using the very latest in digital technology, the Timex Bodylink™ System is a network of up to 4 devices worn on the body that act together as a single information and sport monitoring system.

• 3-line display allows you to view heart rate, speed functions and distance, simultaneously.
• 100-hour chronograph with lap/split, either in large digits
• 100-lap memory with recall of Bodylink™ System data
• Alerts for targeted heart rate zone, pace, speed and distance
• 100-hour, 3-mode countdown timer
• 5 alarms settable for daily, weekday, weekend, or weekly with 5-minute backup
• INDIGLO® night-light display
• NIGHT-MODE® feature
• 2 year battery life
• Watch – Water-resistant 50m
• Speed + Distance Sensor
• Works with highly accurate GPS satellite tracking system
• Includes adjustable arm strap and belt clip
• Continuous odometer
• English, metric or nautical units
• Automatic time correction
• No calibration necessary
• 99% distance accuracy in environments with a clear view of the sky (better than 95% distance accuracy in most other environments)
• Batteries included
• Sensor – Splash-resistant
• Digital Heart Rate Sensor
• Digital FM transmission for clear signals around exercise equipment and power lines
• Synchronized transmission prevents cross talk from other heart rate monitors
• Smart transmission for long battery life
• On-the-chest monitor provides continuous heart rate readings during even the most intense activities
• Comfortable, adjustable elastic strap.
• Replaceable batteries
• 2 year battery life
• Sensor–Water resistant 30m 

Timex Strap/ Transmitter used with all Timex Ironman Heart Rate Monitor Systems

Transmitter with leads and electrodes for use with the saddled horse.

The leads are placed under the saddle and girth.  See the 'CONNECTIONS' link for more information. Please note this link applies to the standard V-MAX block style transmitter. The leads wires from this transmitter are placed in the same locations.

The transmitter is attached to the saddle with an elastic strap and tie string to a D ring.

This picture shows the electrodes and leads attached with the exposed transmitter electrodes covered with waterproof adhesive tape.

( this is a MUST DO)