“Get business-class email as a standalone Exchange Online plan with secure and reliable business-class email with a 50 GB mailbox per user.”
Each user gets 50 GB of mailbox storage and can send messages up to 150 MB in size
Users can connect supported versions of Outlook to Exchange Online
For web-client access, Outlook on the web provides a premium browser-based experience that matches the look and feel of the full Outlook client.
Every mailbox is protected with premier anti-malware and anti-spam protection via Exchange Online Protection."