Roku is debuting a new Ultra with, for the first time, Dolby Vision, which plays back HDR (high-dynamic range) content. This new $100 Ultra also features a speedier quad-core processor, more RAM and around 50 percent better Wi-Fi range, although the company has not released full specs on the device. The form factor is now somewhat rounder, to house its revamped wireless antennas, and still features an Ethernet port, an HDMI cable and earbuds. Also new, the Roku Channel is available as a standalone Android and iOS app. Continue reading Roku Announces Its New Ultra with Support for Dolby Vision