The Siemens part number 6AV6381-2CB07-5AH0 refers to the SIMATIC WinCC RC Client V7.5 SP2—a runtime and configuration software package. This version is distributed as a download-only product and includes a floating license. 

Type: Runtime/configuration software

License: Floating license (downloadable with license key)

Languages Supported: German, English, French, Spanish, Italian

Delivery: Digital only (no physical media); consignee email required

Product Class: A (standard stock item)

Net Weight: Approx. 0.001 kg

Lifecycle Status: Active as of now