The Suzuki Promaster MR-350-C is a professional diatonic harmonica with 10 holes, designed for exceptional performance. This instrument features precision-crafted components, including computer-assisted, laser-cut brass reed plates that are replaceable and tunable, as well as a satin anodized aluminum alloy comb that ensures structural integrity and optimal airflow. The ergonomically designed, polished brass cover plates allow for comfortable playing sessions, while the advanced internal components deliver the rich tones and clarity that professional musicians demand. Available in multiple keys for various music styles and preferences. For players seeking extended expressive capabilities, the ventilated MR-350V model enables bending and vibrato techniques on every note through special valve technology, allowing for chromatic phrasing as an alternative to overblowing techniques. Both models represent the pinnacle of Suzuki's instrument-making expertise, offering reliable performance and durable construction for practice sessions and professional performances. The harmonica measures approximately 10 cm in length and weighs around 85 grams, making it portable and comfortable for extended use. Constructed from high-quality materials including brass, aluminum alloy, and stainless steel components for long-term reliability and consistent acoustic performance under all playing conditions.