New adjustable resistance dial slides over four holes to let you tune the BERP to any resistance you want. Beginners can set it to the resistance that matches their ability.
New adjustable clamp fits around the receiver opening of any brand or model of instrument. If you play a brass instrument, there's an Ultimate BERP for you.
Side-by-side design lets you switch between playing and buzzing instantly. You can efficiently work out passages through playing and buzzing more easily.