Yamaha Vocaloid VOCALOID 2 Character Vocal Series 02 Kagamine Rin/Len Vocaloid DTM Software PC Software This is the software for the initial Rin and Len. I received it as a gift and have kept it stored without using it. Therefore, please be aware that I have not confirmed its operation. It is clean, with no noticeable stains or scratches. Please be aware that this is stored by a private individual, so those who are sensitive to such things should take caution. Returns and refunds are not accepted after purchase, so please consider carefully before purchasing. ■ Vocal Sound Source "VOCALOID2 Series" ■ Operating Environment ・OS: Windows XP/Vista (Standalone is recommended for Vista) ・CPU: Pentium 4 2GHz / Athlon XP 2000+ or higher (Pentium 4 2.8GHz / Athlon 64 2800+ or higher recommended) ・RAM: 512MB or more (2GB or more recommended)