SAS-300 AIS Class B AIS Transceiver with Internal GPS AntennaFeatures:6.5 High Resolution color TFT display with 740 x 480 pixelsTrack AIS targets on standard radar display, over included worldwide base charts or (with optional SD Card) overlaid onto full C-MAP MAX cartographyAdvanced Rmax(TM) technology maximizes receive/transmit range, ensures that all available AIS messages are received and decoded in real timeTrack up to five vessels with track history and optional live details on individual vesselsLarge display allows easy viewing of all vessels with name, MMSI, range/bearing and full details on each vesselInstant Go To functionFull control pad with dedicated function keys for easy operationEasy-to-use alarms for Closest Point of Approach (CPA) and Time to Closest Point of Approach (TCPA)Sort different types of vessels by color and different types of transmission by on-screen iconDisplays the Following Information:Class A vesselsClass B vesselsBase StationsAids to NavigationAIS SARTsSearch & RescueWhat's in the box?Class B TransceiverPower Data CablePacket of 4 screwsBracketProduct CDQuick Start GuideProduct ManualWarranty InfoThis product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.