Ezcap264 4CH Video Recoder | Microware Multimedia Pvt. Ltd. | 4 channel Video Capture
TBS6304 Quad/Octa HD HDMI capture card
Amazon.com: MYPIN USB3.0 HDMI Video Capture Card, 4-Channel 1080P@60fps HDMI Game Caputre for Multi-Channel Live Streaming with Loop Out for Xbox One/ PS4/ Wii U/Nintendo Switch : Electronics
Two Zowietek 4 Channel Video Capture Cards Announced - Zowietek Electronics, Ltd.
Iocrest 4 Channel Hdmi Video Recorder 4k Pcie Capture Card - Add On Cards & Controller Panels - AliExpress
4Ch Pci-E Pro Capture Quad Hdmi Video Audio Record Card For Live Streaming Obs / Vmix Software Drug Solutions at Best Price in Beijing | Feigo Electronic Beijing Technology Ltd.
Pro Capture Quad HDMI by Magewell | Eastern Shore Broadcasting
USB3.0 HDMI Video Capture Card, 4-Channel 1080P@60fps HDMI Game Caputre for Multi-Channel Live Streaming with Loop Out for Xbox One/ PS4/ Wii U/Nintendo Switch : Amazon.ca: Electronics
Blackmagic Design DeckLink Quad HDMI Recorder – Thomann UK