Package include: 1 x harmonica ? 1040 / 1248 ) 1 x Harmonica box 1 x user's manual 1 x wiping cloth 1, Sensitive inflexion key and blow hole: High hardness metal inflexion keys,solid and non deformation, switch to normal tone and chromatic, can play any complex music. 2, The multi-point support design On the back side, More solid and durable. 3, Ergonomically designed mouthpiece 4,The perfect process.Using stored energy welding machine,welding harmonica sound spring, guaranteefastness of spring when playing.Use the digital flash tuned instrument to test the harmonica for 8 times, ensure the intonation of the products.