Regular price $150.00


Combining GPS*, Motion Sensors and Voice Technology, Marlin provides realtime audio feedback to swimmers.  Important swimmer parameters such as lap time, stroke rate and even navigation* information is provided instantly to swimmers without disrupting the swimmers motion.  The bone conduction headset allows for clear and crisp audio feedback even under water, in a small form factor.
Key Features
  • Real Time Audio Feedback with bone conduction technology
  • Pool Mode
    • Lap time and lap count
    • Stroke count and stroke rate 
  • Open Water Mode*
    • Distance and speed tracking
    • Open Water Navigation with offcourse warning
  • Training programs
    • Lightweight and Easy to Use
    • App connectivity with Bluetooth Smart for data synchronization

    Language Versions

    • The English version contains the full Swim Smooth integration features
    • Cantonese and Putonghua versions are dual language versions that can change to English versions.  However, certain Swim Smooth vocabulary are not available in these versions
    • For the Spanish version, please visit 
    • For the Japanese version, please visit

      What's inside the box

      • 1 Main Unit 
      • 1 Bone Conduction Headset 
      • 1 USB to 3.5mm Audio Charging Cable

      All prices are exclusive of taxes and duties.  If your country is not supported by our store or if you want to prepaid for import duties, please send an email to for more information. 

      For customers in the UK, please visit

      For customers in New Zealand, please visit

      * Navigation and Open Water Mode are not available on the Marlin-P