Metal detectors with an electromagnetic sound system are more specialized in detecting raw gold, coins, lost gold and precious metals in some depths and near the surface of the earth, where the depth of this system ranges from one meter to 5 meters underground.
The audio system hardware is easy to use and very suitable for beginners and amateurs, and the components of the device are very simple, namely, the device arm and the search disk, which is easy to disassemble and install. It has a metal isolation feature where you can isolate a specific type of metal such as iron so that it does not give a signal and focus only on precious metals such as gold because it also stands out because it is waterproof and can also be used on beaches.

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