Sino Pin Promotes Silence Of Mind And Brings Good Energies To Environments. With a calming sound, Sino Pin is widely used in meditation practices and harmonization of environments (Feng Shui). With a gentle tap of the beat, the Sino Pin emits a lasting and deep sound vibration that helps us calm the mind. It is a special way to start your day or some important activity. This Sino Pin Is Tuned To The Note There And Has 2 Holes On The Back That Allow Installation On The Door Or Wall. The Batente Can Be Stored In The Space Between The Tube And The Wooden Base. Listen To The Sound Of This Sino Pin: