Sorry, I've missed these posts.
First: Availability of the Tellstick Duo: The first batch is apparently sold out and a second batch is in the making in the the plant in China.
But - The Tellstick NET (same as Dou but with Ethernet attachment in stead of USB) arrived to Sweden some weeks ago and should hit the stores any minute now. I'll most likely get an Tellstick Net and start integrating it with LMCE (there are APIs made public).
Second: Most likely the Tellstick Dou have a different device signature, but it's fairly easy to change the device template to accommodate that HW as well. If anybody does have a Tellstick Duo, could you provide me with the output of: