Ninglu IR361 Digital Gyro Repeater 9454 IP21 NMEA0183 IR 361 SOLAS IMO GMDSSNinglu IR361 Digital Gyro Repeater 9454 IP21 NMEA0183 Brand new with warranty. You will receive what you can see in the photos. IR361 is a digital gyro repeater that displays the heading angle in the LED segment display and indicates the rate of turn (ROT) with 30 dual color surrounding LEDs. The IR361 will display heading angle given by the HDT message from a gyro or other equipment (NMEA 0183) and indicate ROT by calculating change in heading based