Which of these companies introduced the famous five-note audio logo that uses a descending pentatonic pattern, created by sound designer Walter Werzowa in 1994?

Sound is a powerful tool in brand recognition, especially in the music industry. Audio logos or sonic identifiers help companies establish unique brand identities that consumers can recognize in an instant. These audio signatures are carefully crafted to evoke specific emotions and create lasting impressions. Test your knowledge of famous sonic branding in the music technology and streaming world!

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Intel
Spotify
Roland
Apple Music