Offers 4K HDR picture quality. Dolby Audio and Roku OS. Boosted volume and speech clarity. Simple sound settings. Stream live news TV sports and more with paid and free channels. Easy setup with HDMI ARC and internet connection. Voice search remote. Voice assistant compatible with Siri Alexa and Hey Google. Roku mobile app. HDMI 2.0a (ARC) and USB 2.0 ports. Four 1.9' full range drivers. Power: 100-240V 50/60Hz AC. Wall mountable. Includes: Voice remote. High-speed HDMI cable. Optical cable. Two AAA batteries. Power cable and adapter.