TRILIAN, which includes a variety of bass sound sources, covers a wide range from acoustic to electric. - Product Name: TRILIAN TOTAL BASS MODULE - Manufacturer: Spectrasonics - Software Engine: STEAM ENGINE - Sound Source Type: Acoustic, Electric, Synth - Package Type: Box Thank you for viewing. This is a used item. License transfer fees apply. Serial number is included. The disc surface has no scratches and reads without issue. Everything that was included at the time of purchase is present. If you would like to see any specific areas, please feel free to ask and I will upload additional photos.