The crash cymbals are usually the strongest accent markers within the kit, marking crescendos and climaxes, vocal entries, and major changes of mood/swells and effects. A crash cymbal is often accompanied by a strong kick on the bass drum pedal, both for musical effect and to support the stroke. It provides a fuller sound and is a commonly taught technique.
Maybe you've already got a specific brand in mind and want to see all the digital pianos they offer. All you have to do is click on the brand on the left hand side of the screen and within a few moments you'll have access to everything that's available. For that matter, you can always play is safe and stick to the top-rated items…and there are plenty of those in this selection.