This new Beta uses .Net Micro Framework v4.1 (previous versions used v4.0).
It requires Visual Studio 2010 and NETMF SDK v4.1, so you need to uninstall previous versions first.
This release is new and seperate for NETMF v4.1
SDK version is 1.0.0 and firmware is 220.127.116.11
The new firmware includes many enhancements, fixes and new features! Such as, hashtable, RLP, fixes in the file system, flexibility in SPI interface and more!