GMDSS: Element 3

1. A 118.000 MHz to 136.975 MHz (worldwide up to 151.975 MHz).
2. B 108.00 MHz to 117.95 MHz.
3. C 329.15 MHz to 335.00 MHz.
4. D 2.000 MHz to 29.999 MHz.

Tip: press A-D to answer