To celebrate the release of the ZEN Online Specialty Class TUSA and DiveNav are sponsoring this contest. Grand Prize: One real TUSA Zen IQ-900 Div...

Post in this topic any question you have regarding the TUSA ZEN Specialty Class Alberto (aka eDiver)...

In the ZEN Practice site you will be able to practice with the TUSA ZEN dive computer. This dive site is available only to students taking the ZEN...