Tracer function: Tracer function is it can helo you quickly find the line pairs in many pairs, this instrument is suitable for RJ45 interface internet cable, RJ11 interface telephone line, for other metal wire hunt through adapter adapter.
Line function: the line detection is on the line of the open, shorted, wrong, reverse the physical connection detection, cable type for enhanced, multi-function, wide range of use.
Line level or positive and negative polarity detection: the DC level of the line or positive and negative polarity detection, only the transmitter can be detected.
Telephone line test: the work of the telephone line of the detection of various states, only the transmitter can be detected, such as determining TIP or PING line, to determine the work of the telephone line idle, ringing and off-hook state.
Wire off (path) detection: cable use type enhancement, multi-function, wide range of use, can detect the status of line connectivity.