VLF stands for Incredibly Low Frequency and is similar technologies Employed in detectors constructed for cash, jewelry, and relics. VLF detectors broadcast at frequencies calculated in kilohertz ranging from 3 kHz to 70 kHz. Here's 5 explanations why you might opt for a VLF in excess of a PI The https://www.lycantic.com/forum/viewtopic.php?f=2&t=1614410