Marlin is a headset that can be used in water, and it can provide real-time audio feedback to the swimmer without disrupting their motions!
Marlin is a revolutionary product designed for professional swimmers and those who like to track their swimming activities. It is a bone conduction headset that can be used in the water. The gadget enables you to receive audio feedback in real time without disrupting your motions. It is incredibly light and easy to mount on your head.
Marlin has two modes – pool mode that counts stroke and laps, as well as lap time, and the open water mode to track speed and distance. You can even choose the model with GPS included as it will enable you to know where you are at any moment.