Receivers
Sea Marshall Crew Guard CG 121 Alerting only (fixed or mobile) Recommended for alerting crew of a MOB situation
Sea Marshall Crew Finder RT 200/202 Alerting with Direction Finding capability (fixed)
Sea Marshall SARfinder

Also known as a Sea Marshall Emergency Locator Transmitters, ELT Personal Locator Beacons, PLB8, PIRBs or Emergency Position Indicating Radio Beacon Direction Finder.

Marine rescues or DF Man Over Board, MOB, Man Over Board Indicating Systems, MOBI Search And Rescue, SAR Maritime Survivor Locating Devices, MSLD Maritime Survivor Locating Systems, MSLS Portable Direction Finder Emergency Location Beacons.

Sea Marshall Rescue Systems Man Over Board Indicating Emergency Response Systems.