- A-side: Serato Control Tone (10 min) - B side: Serato Control Tone (15 min) - Control Vinyl for controlling the Serato DJ Pro software - "Vinyl Select" function allows you to control the MP3 files in the Library - The hardened Serato NoiseMap Control Signal, remastered and 6 dB louder than previous Control Vinyl - Continuous. control signal on the Control vinyl allows for easy precise scratching and mixing. Innovative positioning system for quick and accurate positioning of the needle (needle droping). Visible time markings divided in minutes on the control vinyl