FIT2 Module (EOL)
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FIT2 Module (EOL)


ANT+ in fitness is proven by more than 150k installations in fitness equipment. 

The FIT2 is an application specific and certified RF module. By Integration with a FIT2 module, a piece of fitness equipment links to the growing ANT+ eco-system. Through communication between Fitness equipment, watch / phone, heart rate monitor and other sensors, a user’s exercise data can be seamlessly displayed, stored, transferred and/or analyzed indoor and outdoor, on a console, a computer, a phone, a tablet and/or in the Cloud. 

The second generation of fitness module from Dynastream, the FIT2 is developed based on a proven ANT module platform and leverages the new enhancement of ANT wireless technology to address both the manufacturers’ and consumers’ needs.

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Key Improvements

  • Better proximity pairing experience
  • Advanced ANT data burst allowing more reliable and 3 times faster data transfer
  • 4 custom ANT channels available
  • Up to 4dBm transmission power
  • AES-128 encryption for ANT-FS data transfer

Other Features

  • 20mm x 20mm module with PCB F antenna
  • Ultra low power operation
  • Simple byte sync / async serial interface with fitness equipment console
  • Standalone mode for retrofitting applications
  • Excellent receiver sensitivity -86 dBm
  • Up to 3 public, managed and/or private network keys
  • ANT channel combined message rate up to 200Hz (8byte data payload)
  • 2V to 3.6V supply voltage range
  • -40°C to +85°C operating temperature
  • Radio regulatory approval for major markets
  • RoHS compliant

FIT2 Module Use case

Discuss this product at the ANT Hardware Products Forum

Files and software tools listed below are directly associated with this component. For more resources, please click here.

Title Date Modified Version File Size
FIT2 Fitness Module Datasheet Feb 19, 2016 1.3 1 MB
ANT+ Device Profile - Fitness Equipment Sep 14, 2018 5.0 1 MB
Fitness Modules Application Note May 31, 2013 3.0 1 MB
ANT Message Protocol and Usage Apr 02, 2014 5.1 4 MB
Interfacing with ANT General Purpose Chipsets and Modules Dec 03, 2010 2.1 443 KB
C7, FIT2 module DoC May 09, 2018 1.0 57 KB