8K HDMI 2.1 Splitter 1-in-2 (Mirror Only) with 4ft 8K HDMI Cable — 48Gbps, HDCP2.3, 8K@60Hz / 4K@120Hz, VRR, ALLM, Dolby Vision, Dolby Atmos

Duplicate one HDMI source to two displays simultaneously with this HDMI 2.1 1-in-2-out splitter — mirror mode only (does not provide an extended desktop). The unit ships with a 4ft 8K HDMI cable and a 5V/1A Type-C power adapter for stable, plug-and-play operation in home theater, gaming, or presentation setups. Key video/audio capabilities: supports 8K@60Hz, 4K@120Hz/144Hz/60Hz, 1080P@240Hz/120Hz, 3D, HDR10, Dolby Vision, Dolby Atmos, HDR10+, RGB 4:4:4, VRR and ALLM. Backward compatible with 1080i, 720P, and 576P. Implements HDCP2.3 and a 48Gbps bandwidth for high-fidelity transmission. Important limitations (not supported): 1. Not extended screen — cannot show different content on each monitor; 2. Not a switcher — cannot combine two HDMI inputs to one display; 3. Not an audio extractor — cannot output to external audio devices such as sound-bars; 4. Not support ARC/eARC. Cable and length recommendations: for 8K@60Hz use HDMI 2.1 (AWG 30) cable with input/output length ≤9.8ft; for 4K@120Hz, 4K@144Hz, 1080P@240Hz and 1080P@120Hz use HDMI 2.1 (AWG 30) with input length ≤16.4ft and output length ≤32.8ft; for 4K@60Hz and 1080P@60Hz use HDMI 2.0 (AWG 26) with input length ≤16.4ft and output length ≤32.8ft. Broad compatibility: works with most HDMI source devices (Computer, Chromecast, Game Console, Fire Stick, Blu‑Ray, Satellite Receiver, Roku) and outputs to Monitors, Projectors and HDTVs. Includes upgraded HDCP2.3 chips for improved interoperability and zero-lag mirrored playback.