Compact And Portable: The Pitch Pipe For Singers Features A Compact And Exquisite Design, A Rotary Mouth-Blown Tuning Mechanism, And A Built-In Brass Reed. It Comes With A Storage Case For Easy Portability, Saving Space. Versatility: In Addition To Tuning, The Pitch Pipe For Singers Can Also Be Used As A Metronome, Making It A Versatile Musical Companion. To Ensure Correct Note Selection, The Scale Is Neatly Arranged, And The Notes Are Clearly Marked On The Top Cover. Material: The Pitch Pipe For Singers Is Made Of Metal And Plastic, Making It Durable, Rust-Resistant, And Highly Sensitive. It Can Be Used To Tune Most Instruments Chromatically. For: The Pitch Pipe For Singers Is A Reliable Aid For Music Lovers, Musicians, Or Music Teachers. It Can Also Be Used To Develop Children's Intonation, Making Music Learning Easier. Widely Applicable: This Pitch Pipe For Singers Is A Practical Accessory For Musicians Or Music Teachers, Suitable For Chromatic Tuning Of Most Instruments, Such As Guitar, Bass, Violin, Ukulele, And More.