The RBC antibody identification test is used to name the specific antibody or antibodies that are present to determine if they are likely to be clinically significant, i.e., if they are likely to cause a transfusion reaction.
Roku features several cable channels like FOX, A&E, History Channel (and dozens more) that offer a combination of free content, plus a full line-up of channel content you can access with your cable subscription credentials.
The Roku TV is an actual line of TVs, sort of like the mythical Apple TV HDTV. But, you know, real. The Roku-powered HDTV sets, due this coming fall, are the result of a partnership between the Roku people and the major TV manufacturers TCL and Hisense.