Here is a product description that meets the requirements:

The Infomir Original MAG 544 W3 4K Set Top Box Multimedia Player Internet TV Receiver offers unparalleled entertainment with its impressive features. This sleek device supports four 4K UHD channels, allowing you to enjoy crystal-clear visuals and rich audio quality in stunning 2160p @ 60 FPS. With HDMI 2.1 support, it's also ready for the latest HDMI 2.1 standards.

But what really sets this player apart is its robust hardware. Powered by a quad-core ARM Cortex-A35 processor, it delivers lightning-fast performance that far outpaces its competitors. This means you can enjoy seamless streaming and playback of your favorite shows and movies without any lag or buffering.

But don't just take our word for it - with HDMI 2.1 and HDR support, this player is capable of delivering stunning visuals that are sure to impress. Plus, it supports HEVC and other advanced video codecs, ensuring your content looks its best. With a USB 3.0 interface and four HDMI ports, you'll have plenty of options for connecting your devices. Whether you're watching Netflix on your TV or streaming 4K content from your tablet, this player is the perfect choice.