Roundel Sounds it's royalty free. It contains 5 top line - vocal ideas in wav format both in dry and wet from. Along with the vocal files you will find the midi and wav files (stems) used to create the demos of each project and not just that. All projects are key and bpm tagged making them even easier to use and add to your own personal sound library. Backing vocals used to create the demos are also included. Perfect for Progressive, Electro, Future and any other EDM style or genre in general that's around 128bpm.