Govee HDMI 2.1 Sync Box Kit 2, AI with TV Backlight,Supports 8K@60Hz, 4K@144Hz, VRR and ALLM, Works Matter, RGBIC LED Strip for 55 65 inch TVs, 75 LEDs/m

4-to-1 HDMI 2.1 Interface: Enables screen and light synchronization and supports resolutions up to 8K at 60 Hz and 4K at 144 Hz. HDMI 2.1 Sync Box supports VRR and ALLM, reducing screen tearing and latency. Select the Music Mode in the app to synchronise the lighting effects with the sound from your computer or TV. Note: Automatic signal switching is not supported when multiple devices are connected. Unique CogniGlow Technology: Govee Sync Box uses AI to automatically recognize images and text, determining trigger conditions to match specific lighting effects. HDMI 2.1 Sync Box supports VRR and ALLM, reducing screen tearing and latency, providing a seamless experience. RGBWIC Four-Color Mixing: An RGBWIC LED light strip ensures purer white light and accurate color blending for vibrant effects, making it better suited for game visuals. High-Density Light Strip: With 75 LEDs/m and a brightness of 450 lumens/m, the high-density light strip cooperates with our Sync Box to provide a brighter and more comfortable experience. Matter Support (Only lighting-related functions are supported): Seamlessly integrates with multiple smart ecosystems, supporting convenient voice control. DreamView: Synchronize colors across multiple Govee lights to create an immersive gaming environment. Equally supports Dolby vision and Doldy atmos. A special note for using HDR, HDR10+, and Dolby Vision: Due to the functional characteristics, when you turn on HDR, HDR1O+, or Dolby Vision, the saturation of the light's color might decrease, which is normal. You can also adjust the saturation in the app to achieve a satisfying lighting effect.