The Garrett Pro-Pointer AT Z-Lynk Pinpointer is fully wireless. Sync your Pro-Pointer AT to your Z-Lynk enabled detector. Hear both detector and pinpointer alarms in your headphones, even in noisy environments (beach, high winds, congested urban areas, organized hunts).FeaturesOne press syncingFast Retune: Quick button press instantly tunes out environment or narrows your detection field for precise pinpointing of large targetsFully waterproof to 20 feet or 6 metersIncludes woven belt holster and 9-volt battery