A thick wall Yoni Void cup with perfectly clear, balanced and very sustain sound. Practicing conscious listening to this bowl is a good way to achieve mental clarity. An excellent instrument for any kind of practice for both beginners and advanced level practitioners.
Easily plays the fundamental and overtone when being rubbed with the Frequencies: 514-520hz (C5-3hz). Monaural beats range Theta. 1477-1502hz (F#6-3hz). Monaural beats range Beta. Other frequencies: 2789hz, 4352hz.
Includes complementary singing bowl cushion and striking / rubbing mallet R2.