3900 PRO PLUS White's plates
The 3900 PRO PLUS, and 'the simplified version of the 6000 XL, with controls to adjust the power, discriminzione and audio threshold. Large display hand detector intensity 'targets and coil 8-inch. Excellent research all / metall discrimination and no motion. Good price-performance power. The pro version 3900 supreme with two coils is the one that 8 of 10, has also boosted circuits for power as compared to the founder xl 6000, and is set as metal detectors more 'powerful that there is no motion for research indicated for militaria.
With plate depth that can be bought separately or with metal, this metal detector can hear metal objects up to 3 meters.