KGUbrass Magnetic Pressure Optimizer
KGUbrass Magnetic Pressure Optimizer, Magnetic Embouchure Pressure Optimiser @+Equipped with a magnet that can be continuously adjusted according to the player's progress. To produce a tone on the instrument, the player must play carefully and with little pressure. If the pressure is higher than the magnetic pressure, the air escapes - the tone stops, indicating that the player has blown too forcefully.@+@+, For trumpet, Helps to correct the embouchure pressure