Silent Search: The GMZ features Silent Search (no audio threshold sound).
Waterproof Search Coil
All-Metal Operation: Hear all metal targets. Especially good for prospecting, the GMZ has no iron or trash metal rejection.
Lightweight: The GMZ is lightweight and well-balanced for all-day hunting, 3.3 lbs with Batteries.
50 kHz: Operating at the optimum frequency to detect small, medium, and large gold.
Ground Rejection System: Easy-to-use manual ground rejection system.
Simple Operation: Only three controls – Sensitivity knob, Ground Reject knob, and Ground toggle.
Uses: Can also be used for prospecting as well as industrial “All Metal” applications where small targets and high sensitivity to all metal types are desired.
Accessory Coils

White’s GMZ Hand Held Metal Detector