Vampire Mansion: A Linda Hyde Mystery Jewel Case PC Game Brand: VIVA MEDIA ESRB Rating: E10+ - Everyone 10+ Genre: Puzzle System Requirements: Minimum System Requirements: Operating System: Windows 7 / Vista / XP Processor: 1 GHz Memory: 512 MB RAM (1 GB for Windows Vista / 7), 650 MB free hard drive space Video Card: 64 MB OpenGL and DirectX compatible graphics card