BERP - Buzz Extension and Resistance Piece
The BERP (or Buzz Extension and Resistance Piece) is a revolutionary new brass instrument training aid which grew out of the concept of buzzing, which has been used for many years as a teaching technique for brass players.
The BERP training aid is simple and easy to use, just clamp the unit around the receiver opening of any brand or model of brass instrument, place your mouthpiece into the BERP, adjust the resistance dial to your desired level, then get BERPing!
The Ultimate BERP is a simple, but extremely efficient learning tool. BERPing on a regular basis will make you a better brass player, guaranteed!