The Roku Express 4K 3940RW Streaming Media Player is a brand new, sealed product that offers high-definition 4K HDR streaming capabilities. With a Quad Core processor and 802.11ac dual-band wireless technology, this black streaming player is smart and compatible with popular streaming services like Netflix, Amazon Prime, and Hulu. It features HDMI connectivity, audio/video outputs, and weighs only 1.6 ounces. Roku is a trusted brand known for its user-friendly interface and extensive library of streaming content, making this device a great choice for adults looking to enhance their TV viewing experience.