What is jbl wave?

Unfortunately, there is no specific product or technology called "JBL Wave." It's possible that you might be referring to one of JBL's existing products or product lines, such as their Waveguide technology, which is designed to improve the clarity and accuracy of sound reproduction in speakers.

Without more information about what you're trying to learn about, it's difficult to provide a more detailed answer. Please let me know if you have any further questions, or if you can provide more context about what you mean by "JBL Wave."