This Avid Sibelius 7 Upgrade Music Writing Software is a sealed product, made in the USA, and compatible with various operating systems such as Microsoft Windows 7, Microsoft Windows Vista, Windows, and Mac. The software is designed for music notation and comes in CD format with a license category of upgrade. The brand is Avid and the model is Sibelius 7. This product is perfect for anyone looking to upgrade their music writing software and is a great investment for musicians and composers alike.