This underwater acoustic transponder is small and easy to deploy in depths of 1000m. When interrogated by the STI-350, DTI-300 or VADR series acoustic receivers, the ATT-400 provides range and bearing up to 750 meters away. The ATT-400 can also be programmed to operate as a free-running pinger.
With a battery life of up to six months, this transponder is ideal for marking equipment and locations in poor visibility.
User Selectable Trans Frequency
(2) 9 Volt Batteries, Alkaline
Specifications are subject to change without notice.