NOKTA MAKRO Impact Pro Metal Detector (11000702)

Operating Frequency: 5kHz - 14kHz - 20kHz; Ground Balance with 3 Options: Automatic, Manual, Tracking; Iron Audio (Fe Vol): Turns Off or Adjusts the Volume of the Low Iron Tone; Audio Tone: Changes the Frequency of Target and Threshold Tones (150Hz - 700Hz); Tone Break: Adjusts the Break Points of the Target Response Tones on the Target ID Range; Extra Features at the Push of a Button: Audio Boost, ID Normalization, Target ID Depth Level; Notch Filter: Discriminates Single or Multiple Target IDs of Unwanted Metals by Silencing Them or Giving an Iron Tone