Goldtool LAN Cable Tester- Multi network cable tester-10baseT, 10base2, RJ45/RJ11 modular cables, 258A, TIA568A/568B, token ring, Retail Box, 1 year warranty Easy testing of correct pin configuration of 10baseT, 10base2, RJ45/RJ11 modular cables, 258A, TIA568A/568B, token ring, etc. Product OverviewThe Goldtool TCT-141 LAN Cable Tester- Multi network cable tester-10baseT, 10base2, RJ45/RJ11 modula..