For sale is a premium AV Access 4KSP12-S professional HDMI splitter. This is a rugged, metal-body unit designed for high-end home cinema and gaming setups where stability and picture quality are the priority.

I have personally used these in my own setup and can confirm they work flawlessly for 4K HDR10 content with:

LG 4K TVs: Tested and verified for a rock-solid 4K picture on LG panels.

Nvidia Shield Pro: Handles 4K 60Hz and HDR10 perfectly—zero flickering or signal drops.

Govee AI Sync Box: Syncs perfectly with LED backlights while passing the 4K signal through.

PlayStation 4 Pro: Handles high-speed gaming at 4K with zero noticeable lag.

Key Features:
4K @ 60Hz (4:4:4): Full Ultra HD support—the highest standard for HDMI 2.0.

HDR10 Passthrough: Essential for vibrant colors and deep contrast.

Auto Downscaling: Smart tech that lets you send 4K to your main TV while sending 1080p to a second screen simultaneously.

Lossless Audio: Supports Dolby Atmos, DTS:X, and TrueHD.

Built-in Protection: Surge, Lightning, and ESD protection for your expensive gear.
Condition:

Mint/Like New: Kept in a clean, smoke-free environment.

Complete: Comes in the original retail box with the power adapter and all accessories