A: They are different in working principle. Magic Pro uses Analog PEMF, and Spooky2 Scalar uses scalar energy. Both are healthy natural energy for restoring your energy balance.
A: No, you cannot hear the sound while using Magic Pro. However, you can use a coil tester to hear it.
A: Its max strength per coil is stronger than average.
A: Magic Pro cannot use 1-20 Hz directly, as you would not hear from the coil tester either. However, you can use harmonics to turn the frequency into a playable range and play that audio in Magic Pro.
A: Magic Pro uses Analog PEMF, while a Peggotty Board is a radionics device. The working principles are different.
A: Yes, you can put a sheet over the mat. Just make sure do not put anything metallic near the mat.