Amazon.com: ATEN 2-Port USB 4K HDMI Cable KVM Switch with Remote Port Selector CS22H (up to 4096 x 2160 @ 60Hz, HDCP 2.2) for Windows, Mac, Linux - One KVM Console Controls
ATEN KA7168 HDMI USB Virtual Media KVM Adapter Cable with Smart Card Reader (CPU Module) - KVM / audio / USB extender - KA7168 - KVM Switches - CDW.com
Amazon.com: Aten 8-Port USB HDMI KVM Switch (CS1798) : Electronics
CS1792 - Aten CubiQ 2-Port HDMI KVM With USB Hub & Integrated Digital Audio
ATEN 4-Port USB 3.0 4K HDMI KVMP Switch with Audio Mixer CS1824
CS1794 Aten 4-Port USB HDMI KVMP Switch
ATEN CS1794: KVM switch HDMI, USB, audio, USB hub, 4 ports at reichelt elektronik