Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image

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  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image
  • Dual band wireless heart rate transmitting chest strap(5.3KHz frequency & Bluetooth 4.0) Image