1.Very small & portable 2.Test UTP STP RJ45 cable 3.Test RJ11,USB,BNC with exchange connectors 4.Sensitive 5.Timely ... delivery Characteristics:1.Small size, easy to carry2.Multiple ... functions, simple operation3.Tests RJ45/UTP, RJ45/STP, RJ11/RJ12 and other cables4.Open, ...