The GPZ 7000 has an extremely delicate discrimination purpose that will help you to disregard trash products and target locating actual treasures. VLF means Quite Low Frequency and is the same know-how Utilized in detectors designed for cash, jewellery, and relics. VLF detectors broadcast at frequencies calculated in kilohertz https://anthonya083fcy4.wikicorrespondence.com/user