Four button Brass Split Type Detachable Round Horn Musical Instrument for Beginners Features: 1. Made of brass material, beautiful appearance and durable 2. Brass spiral body, funnel-shaped mouth and large bell mouth 3. Consists of multiple parts, it is detachable and easy to assemble 4. The horn can play legato, break, and alternate and convert between the two. 5. A good choice for beginners and professionals   Specification: Condition: Material: Brass   Package List: 1 * Split Type Round Horn 1 * Cloth Pad 1 * Wipe Cloth 1 * Bag 2 * Gloves   Fingering: Lower B major, 1 is not pressed, 2 is 1, 2, 3 is 2, 4 is not pressed, 5 is 1 key, 6 is 1, 2, 7 is 2.  The high range 1 is not pressed, 2 is 12 keys, 3 is 2 keys, 4 is not pressed, and 5 is 1 key. ( The bass is the same as the midrange fingering )   Use maintenance: 1. After the instrument is used up, the water in the tube should be removed. Because the saliva is acidic, it can reduce corrosion after removal. 2. Since the spring is made of steel wire, it is often rusted when it comes into contact with water. Therefore, after each stroke of the instrument, dry the spring and apply some white oil or sewing machine oil.