Get from Amazon.com : http://www.amazon.com/gp/product/B000NY8IXO?tag=hawaiianlegac-20 <br /> <br />TRENDnet Network Signal Testing Probe for TC-NT2 TC-TP1 <br /> <br />Comprehensive signal tester for network professionals <br />Accurately tone trace and line test various voice and data cables <br />Quickly identify faulty cables with the tone indicator LED <br />Composite Tip Reduces the Risk of Getting Shock <br />Equipped with RJ-45 Jack and a short RJ-11 Jumper Cable is included
