Adjustable Resistance: Simulates trumpet playing in the high register. Portable and Convenient: Practice anytime, anywhere—ideal for travel and vacations. Comprehensive Design: Consists of a main body, a removable nut, and an adjustable insert for airflow control. Skill Development: Perfect for maintaining and improving your trumpet skills. Color gold Style Modern Brand Name KGUBrass Model Name BuzzMaster Manufacturer KGUBrass Model Number BuzzMaster Instrument Key B Flat Included Components mouthpiece Warranty Description 1 year manufacturer. Manufacturer Part Number BuzzMaster