The Siemens 6AV2107-4DB02-0AE0 is the SIMATIC WinCC Client for Runtime Professional V12 SP1, an upgrade from WinCC V7.0 RT/RC 128/RC/RT Client. It is a single license that includes software and documentation on DVD, along with a license key on a USB flash drive. This version supports six languages: German, English, French, Spanish, Italian, and Chinese and is compatible with Windows XP (32-bit), Windows 7 (32/64-bit), Windows Server 2003 R2/2008 (32-bit), and Windows Server 2008 R2 (64-bit). This product has been phased out.