I am an authorized K-12 consultant for eInstruction by Turning Technologies in South Carolina. The LR receiver has been released. i have posted info about it on sldeshare. The LR datasheet can be found here : http://www.slideshare.net/WKMcIntosh/e-itt-lr-receiver-spec-shee Bill McIntosh Phone : 843-442-8888 Email : WKMcIntosh@Comcast.net