As a result, this new model is easily one of the best streaming devices you can buy. In fact, after using the player for a couple of weeks, the Roku Ultra has now become my preferred streaming device. Updated on 12/18/2020 by Steven Cohen: This review has been updated to reflect the recent addition of HBO Max to the Roku Ultra's channel lineup. Roku Ultra 2020 specifications Interface: Roku OS with thousands of streaming channels Processor: Quad-core Wireless connectivity: Wi-Fi, Bluetooth, Apple AirPlay 2, HomeKit Video: Up to 4K at 60fps, HDR10, Dolby Vision, HLG Audio: Dolby Atmos, Dolby Digital, DTS Remote: Roku voice remote with headphone jack