7" 432 Hz Perfect Pitch D and E Notes Gemini Quartz Crystal Singing Bowl Crystal Vibes #crystal7dm10em35 37000063
D Note Bowl
Note: D-10 Octave: 4 Frequency: 291.8 Hz
E Note Bowl
Note: E-35 Octave: 4 Frequency: 323.2 Hz
Frequency Difference: 31.4 Hz (Gamma Binaural)
Both ends of the Gemini bowl are Clear Quartz Crystal, 7 inches in diameter, connected at the base by a hollow handle, allowing for easy handling, without affecting the sustain of the notes.
Rim Thickness: ~3.0 mm
This purchase includes a free suede-wrapped mallet for singing the bowl and a complimentary carrying case valued at $79.98
For more information on the 5 Main Brainwaves, you may visit the following link: https://sunreed.com/pages/information/delta-theta-alpha-beta-gamma-frequency-brain-waves.html