Polar FT series watches: Several wrist-based monitors, such as the Polar FT1 or FT4, are visible.

Heart rate sensors: The collection includes multiple chest straps, likely models like the Polar H1, or T31 coded transmitter.

Functionality: These devices are designed to track and display heart rate data during fitness activities.

Technology: They utilize ECG sensors for accurate measurements and often feature waterproof designs suitable for swimming.

Collection of Polar brand heart rate monitoring equipment, including various watches and chest straps.

Sold as is. Have not tested any( don't have batteries)

Manuels included

All still in very good condition