Apple TV 4K is offered in multiple storage capacities; listings show models with 32 GB, 64 GB, and 128 GB.
Apple TV 4K includes the Siri Remote with a touch-enabled clickpad. It also supports AirPlay for sharing photos, videos and other content from an iPhone, iPad, or Mac.
To view 4K or 4K High Frame Rate HDR content you need a 4K-capable television. Product listings note that not all content is available in 4K or High Frame Rate HDR and availability can be limited for some titles.
Listings show two groups of dimensions: about 1.4 × 3.9 × 3.9 inches with a weight around 15 ounces, and about 1.2 × 3.66 × 3.66 inches with weights around 7.3–7.5 ounces.
Listings state the devices can act as a home hub to connect and control smart home accessories, mention Thread for added connectivity, and list Ethernet for high‑speed data transfer. Compatibility notes indicate support for Thread‑enabled accessories and that a Thread‑enabled home hub or border router may be required.
