It uses the Roku OS (operating system) to offer access to the best streaming services, and it supports 4K video with high dynamic range (HDR). This new Roku Ultra replaces the last edition released in ...
Featuring a 3840 x 2160 resolution with a 240 Hz refresh rate, this 4K OLED HDR display delivers crisp details ... RGB Lighting In addition to having rear-facing ambient light, the ROG logo is ...