THE 7-DAY S63 MACHINE CHALLENGE THAT MADE ME A PRO!

S63 TECHNICAL SPECIFICATIONS Operating Frequencies............................................... Multi (2),4kHz,10kHz,15kHz,20kHz,40kHz Audio adjustable Search ( Park / Field / Beach / Gold Field ) Custom User Audio Tone Volume................................................................. Yes. Tone . Tone Adjustable Threshold................................................... Yes Notch Ground Balance............................................................