Rhotheta-Locator Beacon-RT-77 Straight

Very high output power
Designed for use under adverse conditions
Extremely compact, lightweight design
High efficiency RF amplifier technology
Water resistant up to 50 m for diving applications
Automatic activation upon contact with water (can be disabled)
Programmable beacon ID for transmission
Functional and operating status by LED and built-in speaker
Voice output at RF and speaker
PLL design for free selection of training frequency
Microprocessor controlled power management for long battery life