Aten VS192-AT-E 4 Port DisplayPort Video Splitter

StarTech.com 4-Port DisplayPort 1.2 Splitter, DisplayPort to 4x DP Multi-Monitor Adapter, Quad 1080p 60Hz Computer MST Hub, Windows Only, No Drivers (MSTDP124DP)

CABLEDECONN DisplayPort 8K DP 1.4 Switch Bi-Direction 8K@30Hz 4K@120Hz Splitter Converter for Multiple Source and displays.

ATEN CS682-AT 2 Port KVM switch DVI USB 1920 x 1200 pixels

ATEN VS174-AT-E 4 Port DVI Dual-Link SplittersRS232 - (> AV Splitters/Distributors Accessories)

ATEN True 4K HDMI Splitter 2 Port VS82H, HDMI 2.0 (3D, Deep Color, 4K); HDCP 2.2 compliant, (up to 4096 x 2160 @ 60 Hz; 4:4:4); HDR supported, up to 18 Gbps, UK, #1 KVM Market Leader

ATEN USB DisplayPort/Audio 2 Port KVM Switch CS782DP 4K UHD (3840 × 2160 @ 60 Hz) 4K DCI (4096 x 2160 @ 60 Hz), support Windows, Mac, Sun, and Linux, UK, 1 KVM Market Leader

ATEN 4K HDMI 4-Port Switch VS481B, 340MHz, HDCP 2.2 compatible, Auto switching, Built-in bi-directional RS-232, Supports Dolby True HD and DTS HD Master Audio, UK, 1 KVM Market Leader

Aten VS182A - 2 port HDMI splitter 4K2K

ATEN 2-Port USB-C DisplayPort Hybrid Cable KVM Switch

10-Port 4K HDMI Splitter VS0110HA ATEN (4096 x 2160 @ 60Hz; 4:2:0 up to 15m) Black