8 x 9 4K HDMI matrix switch with scaler 4K is the next generation of image quality for high-definition video, delivering eight million pixels, which is four times the detail of 1080p Full HD resolutions. The ATEN VM6809H 4K HDMI matrix switch with scaler is compatible with the two latest 4K video resolution standards: 3840 x 2160 and 4096 x 2160. The VM6809H offers powerful HD processing to deliver 4K resolutions across nine screens with crystal clear images. Video input https://elecena.pl/product/17872246/vm6809h-at-g-8x9-4k-hdmi-matrix-switch 2021-04-24 https://elecena.pl/product/17872246/vm6809h-at-g-8x9-4k-hdmi-matrix-switch 2025-12-10