In a corporate environment, IT administrators look for these specific ISOs to ensure "clean" installs. Having a version updated to June 2016 means the software is more stable and secure out of the box compared to the original RTM (Release to Manufacturing) version from late 2015. System Requirements
To run this suite effectively, your hardware typically needs to meet these 2016-era benchmarks: Windows 7 SP1, Windows 8, Windows 8.1, or Windows 10. Processor: 1 GHz or faster. Memory: 2 GB RAM. Disk Space: 3 GB available space. microsoft-office-2016-vl-proplus-32-64-bit-2016-iso-jun-2016
The string is a specific technical identifier typically used for a Volume Licensed (VL) version of Microsoft Office 2016 Professional Plus, updated through June 2016. In a corporate environment, IT administrators look for
This is the most comprehensive suite available for Office 2016. It includes: Core Apps: Word, Excel, PowerPoint, and Outlook. Processor: 1 GHz or faster