Provides accurate position information to assist fast recovery in a man overboard situation - Transmits GPS target tracking information to plotters and onboard navigation systems to assist fast location and retrieval - Small and lightweight for mounting on lifejacket - Unique serialized IDAIS channel 1 -161.975MHz, AIS channel 2 - 162.025MHz - Message 1 (UID, GPS position, SOG, COG, UTC)Message 14 (SART-ACTIVE or SART-TEST)4 Nautical Mile transmit range, based on sea conditions - LED flashing indicator and audible buzzer50-channel GPSMinimum 24 hour continuous operation7 year battery life « less