- Ideal for precise pitch control, making it perfect for chorus teachers and groups performing a cappella singing. - The thirteen-tube silencer features a disc-shaped design with a rotating mouthpiece for easy tuning and an internal copper tube for enhanced sound quality. - Tuning is effortless; simply insert the tuner into your mouth and blow. The adjustable mouthpiece allows for personalized comfort and convenience. - Beyond tuning, this device serves as an effective tool for visual singing and ear training, aiding musicians in developing their skills. - Compact and portable, the thirteen-tube tuner is easy to carry, making it a practical choice for musicians on the go. Use Scenarios: 1. Choir rehearsals: Enhance your group’s vocal precision with this reliable tuner, ensuring everyone is in harmony. 2. Music classes: Ideal for music educators to train students in pitch recognition and vocal techniques. 3. Solo practice: Musicians can use this tuner to refine their pitch during individual practice sessions.