Experiments Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare Adjustable Schumann Resonance Generator (0.01Hz-200KHz) I Frequency Generator for Meditation. Frequency Experiments. USB Powered Added to wishlistRemoved from wishlist 0 Add to compare $37.99 $34.19 10%