Roku unveiled five new streaming devices today, replacing the current Rokus 1 through 4 with the Roku Express, Roku Express+, Roku Premiere, Roku Premiere+ and Roku Ultra. The only previously-available Roku remaining in the product line is the Roku Streaming Stick. The devices range in price from $30 for the basic bare-bones Express model, up to $130 for the premium-level Ultra with quad-core processor, Ethernet and USB ports, microSD expansion slot, optical audio output, and the ultimate point-anywhere remote with voice search, headphone jack, gaming buttons and lost remote finder.