New in box. Elevate your home entertainment with the Roku Premier Streaming Stick 4K 3820. This ultra-thin dongle lets you stream in stunning 4K HDR with HDR10+ and Dolby Vision support. Connect to your TV via HDMI and enjoy a immersive audio-visual experience. With Wi-Fi enabled, you can easily stream your favorite shows and movies from various streaming services with just your voice using the intuitive voice control feature. The Roku Streaming Stick 4K 3820 is a powerful media streamer that offers endless entertainment options for the whole family.