1)RJ four ports, 2)with led ( yellow , green), 3)black body, 4)with shield. 5)Manufactory 1)RJ four ports,2)with led ( yellow , green),3)black body,4)with shield.RJ451) we are one professional manafacturer for terminal block and connectors 2) good quality 3) competitive price 4) fast delievery 5) we can customize pin length, please just tell us RJ-4-YG-S
