emf wave on the screen - emf stock videos & royalty-free footage

Prompt 1: an audio waveform display of a song, with peaks and valleys representing different frequencies. the colors of the waveform change as the song progresses, with some sections showing more vibrant colors than others. the text in blue includes the words "song" and "blue music."

Prompt 2: displays an audio waveform of a song, with varying colors representing different frequencies. the text in blue includes "song" and "blue music."