Double X Stand Seven-speed Control The package comes with the stand, so you don’t need to buy separately. The double X stand is more stable than the normal X stand and hold your digital piano securely when you performance. It is easy to assemble and you can collapse for storage in limited spaces. There are 7 heights to adjust and you can adjust to a suitable height. You can not only perform standing but also practice sitting. Note:There are instructions in the box with specific installation steps for the bracket；And we have uploaded the installation video.