NOTE: this original Microsoft partners ISO image. Default License Type in ISO: OEM:NONSLP Product key: NK96Y-D9CD8-W44CQ-R8YTK-DYJWX
Product key to activate Windows 10, Version 1511 Enterprise S - LTSB Volume:GVLK Product Key: H76BG-QBNM7-73XY9-V6W2T-684BJ
install GVLK key slmgr.vbs -ipk H76BG-QBNM7-73XY9-V6W2T-684BJ and use for activation KMSAuto Net 2015 v1.4.2 Portable by @Ratiborus58 [You must be registered and logged in to see this link.]
Compare Windows 10 Editions [You must be registered and logged in to see this link.]
Windows 10 Enterprise S - Windows 10 Enterprise Servicing (Service or Servicing Branches) Windows 10 Enterprise Long Term Servicing Branch (LTSB) is similar to Windows 10 Enterprise but will not receive any feature updates, gives companies more control over the update process.
Long-Term Servicing Branch [You must be registered and logged in to see this link.]