The Siemens part number 6AV6381-2CB07-5AV0 refers to the SIMATIC WinCC RC Client V7.5 SP2 Asia—a runtime and configuration software package tailored for Asian language support. Here's a quick overview:

Type: Runtime/configuration software

License: Floating license with USB key

Media: 2x DVD + 1x USB flash drive

Languages Supported: German, English, French, Spanish, Italian, Simplified Chinese, Traditional Chinese, Korean, Japanese

Supported Operating Systems: Compatible with WinCC V7.5 SP2 environments

Product Class: A (standard stock item)

Net Weight: Approx. 0.283 kg

Packaging Dimensions: 18.40 x 26.70 x 3.20 cm

Lifecycle Status: Active

Delivery: Physical media (not download-only)