The scuba alert Duo is very compact in size. Only the best quality component is used in manufacturing. The loud resonating frequency generated by this horn can be heard on the surface or approximately over a 1.0 K. range, and U/W approximately 100 meters.
The Duo-Alert is not only starting to be a major requirement for many Dive-aboard and dive operations; it is also an essential piece of gear that will add to the enjoyment of the dive to any buddy team that need to get each other¡¦s attention underwater
Scuba Gear Technical Information:
Maintenance Scuba Alert Duo after each use;