#1. MT5900/6000 module for White’s 5900/6000 series metal detectors Microprocessor module MT-5900/6000 for the White’s detectors series 5900/6000. For models: 5900 PRO SL Series, 6000 PRO SL Series, 6000 PRO XL, Blue&Grey PRO. Allows to receive 1 audio tone or 3 audio tones or 11 audio tones: Mode: 1T:– one audio tone 412Hz Mode: 3T:– … Continue reading MODULES FOR MODIFICATIONS