StarTech.com USB to HDMI adapters deliver a simple solution for adding HDMI display capability to devices that lack native HDMI ports. Available for USB-C/USB4/Thunderbolt and USB 3.0/USB-A connections, these adapters enable mirroring or extending your desktop to monitors, projectors or TVs, supporting use cases from office productivity and multi-monitor workstations to business travel, presentations and digital signage. USB-C models offer high-resolution support up to 4K 60Hz with HDR10, Dolby Vision/Atmos and accurate color via 4:4:4 chroma subsampling where supported, and are compatible with HDMI 2.0b equipment; USB 3.0/USB-A models provide reliable 1080p/1920x1200 output and multi-monitor functionality for Windows-based systems. Construction and features vary by model — some adapters include a metal inner housing, high-impact plastic shell and molded strain-relief cable for durability, while others feature an integrated short cable for compact use. Check model compatibility for specific OS and device support.