The Roku Streaming Stick HD/4K/HDR is a 6th generation dongle that offers high-quality streaming with Dolby Atmos and Dolby Digital surround sound. It features a Quad Core processor and comes in a sleek black color. The unit is equipped with HDMI connectivity, Wi-Fi, and operates on the Roku OS platform. With a maximum resolution of 2160p and HDR capabilities, this Roku Streaming Stick+ provides an immersive viewing experience with voice control features for added convenience.