Windows Mobile 6 Professional and Standard Software Development Kits Refresh bundles a set of components and libraries designed to add new functionality to Visual Studio, offering a development

Review: Windows Mobile 6.1 Pro | Windows Central Jan 03, 2009 Windows Mobile 6 Professional SDK Refresh - Free download From Microsoft: Windows Mobile 6 Professional SDK Refresh add documentation, sample code, header and library files, emulator images and tools to Visual Studio that let you build applications for Breathe New Life Into Your Aging Windows Mobile 6.x Device

The web site PhoneArena has published a hands-on preview of Windows Mobile 6.1 Professional, the version of the operating system for phone-based devices that feature touchscreens. It’s unclear whether this information is based on experiences with a production-level device, or one of the numerous pre-release ROMs being circulated online.

From Microsoft: Windows Mobile 6 Professional SDK Refresh add documentation, sample code, header and library files, emulator images and tools to Visual Studio that let you build applications for Breathe New Life Into Your Aging Windows Mobile 6.x Device Aug 21, 2016

Windows Mobile 6 Professional and Standard Software Development Kits Refresh The Windows Mobile 6 SDK Refresh adds documentation, sample code, header and library files, emulator images and tools to Visual Studio that let you build applications for Windows Mobile 6.

Windows Mobile 6.5 vs Windows Embedded Handheld 6.5 - what Windows Embedded Handheld 6.5. Built on Windows Mobile 6.5 to power line-of-business applications in field mobility, transportation, retail and more. Application compatibility with Windows Mobile 6.5, and a consistent SDK and set of APIs. So I think you just should use Windows Mobile 6.5 SDK.