The Metrotech 9800XT Locator is a reliable cable and pipe locator that operates at frequencies of 858Hz and 723Hz. This transmitter emits signals that are detected by the locator to accurately pinpoint the location of buried cables or pipes. The compact size and durable case make it easy to transport and store, ensuring that the device remains in working condition for various inspection and troubleshooting tasks. With its tested working functionality, the Metrotech 9800XT Locator is a valuable tool for professionals in the field of fault locators and reflectometry.