By purchasing this electronic license, you will receive a monthly subscription to the official version of Microsoft Exchange Online Plan 2.It is state-of-the-art e-mail software that will help the user increase productivity and security . Microsoft Exchange Online supports the latest version of Outlook, which mainly offers an increase in mailbox capacity to 100 GB. The benefits of Plan 2 also include a hosted voicemail, unlimited archive capacity, and improved information leakage protection. Each mailbox is highly protected against malware and spam through Exchange Online Protection.