Protect your expensive LAN tester!
The Triplett Line Bug 4 Phone/LAN Tester checks LAN lines (RJ-45) wired to 568 A/B standard for damaging telephone line current.
Self powered – no batteries required! – and with a convenient, compact design, this LAN tester has both RJ-11 and RJ-45 style plugs and can test single (1) line, 2 line, 3 line or 4 line jacks to USOC (telephone) standard.
Also, this economical phone/LAN tester by Triplett tests standard telephone jacks and LAN jacks for connection to telephone system.
This product comes with a manufacturer 1 year limited warranty.