Permanent, Authorized and Global Key.It's For 1 PC, support for Mac system only, don't support PC.
Microsoft Office Home and Business 2019 provides classic Office apps and email for families and small businesses who want to install them on one Mac for use at home or work. Classic versions of Office apps include Word, Excel, and PowerPoint.
* Make ideas shine - Step up to a complete integrated solution designed for your small business.
* Produce great documents - Office apps have been enhanced with the latest AI tools to make you more productive. Start a document on your laptop, then revise it on your phone.
* Share files simply - Share it with your colleagues and see the changes updated in real time. With Outlook email, shared calendars, and task-list tools, you can manage team scheduled and increase efficiency.
* Perpetual license included - Provides one-time purchase for 1 device, Mac system.
* Microsoft support - Allows 60 days of support at no extra cost.