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Heart Rate Educational Starter Pack with Polar Wireless Sensors : ID 1077 : $65.00 : Adafruit Industries, Unique & fun DIY electronics and kits
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NEW PRODUCT – Polar T34 Heart Rate Transmitter « Adafruit Industries – Makers, hackers, artists, designers and engineers!
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Amazon.com: Polar T34 Transmitter HR Chest Strap by Kettler Fitness (Model 392027802) : Sports & Outdoors
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