The Siemens part number 6AV6381-2BQ07-2AV0 refers to SIMATIC WinCC system software V7.2 Asia, RC 65536

Runtime and configuration software on DVD

A floating license with the license key provided on a USB flash drive

Support for 65536 PowerTags

Available in 5 Asian languages: English, Simplified Chinese, Traditional Chinese, Korean, and Japanese

Compatible with older Windows systems like XP Professional SP3, Windows 7 (32/64-bit), Server 2003, and Server 2008

Product has been discontinued without a direct replacement as of October 1, 2021