NMEA approved and specifically designed to fit marine requirementsFollows requirements of a serial data communication network to interconnect electronic equipmentEquipment designed to this system will have the ability to share dataShare data, Including commands and status with other compatible equipment over a single channelRated to IPX7 for reliable, water-tight connectionsInterchangeable with other NMEA 2000 productsPremium metal connection collars ensure connections are tight and secure PC51210 Contains: Male & Female Ternination Resistor, Micro 2-TEE Piece, Micro-C Drop Cable 6' & 3'.