ZIIIRO Proton Watch | Black / Purple Land Recon Frequency Response: 20 to 20

Frequency Response: 20 to 20

The shoulder and chest compression straps will keep the black hydration pack securely in place while out on your adventures

Disturbance-free ANT transmission

500 feet "500 feet above Mount Everest" and displays current elevation and elevation gain/loss

ZIIIRO Proton Watch | Black / Purple Land Recon Frequency Response: 20 to 20The ZIIIRO Proton Watch features the same beautiful and elegant display as the Celeste, using two transparent gradient discs with blue color representing the hour and magenta displaying the minute. The overlapping gradients creates a stunning array of purple color sure to draw attention. Different from the Celeste, the Proton is fully interchangeable with all watches from the bracelet series you can swap out straps with any of the many colors