VLF means Really Low Frequency and is similar technologies Employed in detectors developed for cash, jewellery, and relics. VLF detectors broadcast at frequencies measured in kilohertz starting from three kHz to 70 kHz. Listed here are five reasons why you could possibly opt for a VLF over a PI The https://www.sociomix.com/c/ugc/gold-hunting-success-with-metal-and-gold-detectors/971791768473539