The Antoine Courtois T.O.M.A. Series Quarter Tone 4-Valve Bb Trumpet opens you up to explore a world of musical styles. Designed in collaboration with renowned trumpeter Ibrahim Maalouf, this innovative quarter-tone trumpet gives you access to notes between the cracks of the Western 12-tone scale. The additional 4th valve allows you to produce the microtones essential for playing Middle Eastern, Indian, African and Eastern European music. With its standard Bb trumpet tuning and .460" bore, the T.O.M.A. feels familiar in your hands while transporting you to new creative spaces. You can unleash improvisations unconfined by the Western scale and bring new colors to jazz, contemporary and classical pieces. Affordably priced, the T.O.M.A. is a must-have for the trumpet player ready to break free of musical borders. Experience the creative possibilities of the Courtois T.O.M.A. Series Quarter Tone 4-Valve Bb Trumpet for yourself.