Yamaha CVP-30 Below you will find brief product information for Yamaha CVP-30. The CVP-30 is a versatile musical instrument that combines the sound and feel of a traditional piano with the capabilities of a modern digital keyboard. With its 88-key piano-style keyboard, weighted action, and realistic sound, the CVP-30 provides an authentic playing experience. In addition to its piano capabilities, the CVP-30 also features a variety of other sounds, including organs, strings, brass, and drums. These sounds can be used to create a wide range of musical styles, from classical to pop to jazz.