4K HDMI with RS 232 data over Optic Fiber Extender – Transwan
4x1 HDMI Switch with IR & RS-232 Control
Monoprice Blackbird 4K Fiber Optic HDMI Extender, 3300feet, 1000m, 4k@60Hz, IR, RS-232, HDMI 2.0 Support - Monoprice.com
StarTech.com USB to Serial Adapter - 3 ft / 1m - with DB9 to DB25 Pin Adapter - Prolific PL-2303 - USB to RS232 Adapter Cable - Add an RS232 serial port
CATx HDMI Video Extender Receiver & Transmitter - 4K, 70m, PoC, IR, RS232 | Black Box
Pro AV/IT HDBaseT™ 4K60 18G HDMI Extender Kit with Audio, RS232, IR, PoC up to 492ft
5-Play HDBaseT™ PoH up to 330 ft (100M) (Single LAN, 2-Way IR, RS-232, HDMI) - TRANSMITTER | ShinybowUSA
RS232 to UART Adapter For Model: HS4X1-RS232 HDMI Switcher
Blustream HD11CTRL HDMI In-line Controller IR - RS232 - CEC - 12V Trigger Outputs
Amazon.com: TESmart 8 Port HDMI KVM Switch 4K @ 30Hz with Standard USB 2.0, IR Remote Control | RS232 | LAN Port | Auto-Scan, etc with Rack Mount 4 Pcs 5ft/1.5m KVM Cable : Electronics
Buy Wholesale China Hdmi Converter, Usb To Rs232 Cable, Db9 & Hdmi Converter | Global Sources
HDMI Over IP RS232/IP Control Box for DigitalinxIP 2000 & 5000 series products - Pro AV Warehouse
Amazon.com: UGREEN USB to RS232 Adapter Serial Cable DB9 Male 9 Pin with PL2303 Chipset RS-232 Converter Cable for Windows 10 8.1 8 7 XP Vista, Mac OS, Linux, 6FT : Electronics
HDMI/RS232 Extender Kit, HDBT, 4K/60 - Muxlab
4x1 Switcher for HDMI with RS232 | Gefen
TV One 1T-CT-653 HDMI over CAT5e/6 with LAN/RS232 1T-CT-653 B&H
4K RS232 hdmi to fiber optic extender video audio hdmi kvm transmitter and receiver 10km
HDMI extender over dual cat.X with bi-directional IR, RS-232, Auto EDID Learning, ARC and CEC
Tripp Lite HDMI A/V w RS-232 Serial, IR Control over IP Receiver 1080p 60hz - video/audio/infrared/serial extender - - B160-100-HDSI - Audio & Video Cables - CDW.com
4K 70M HDMI Extender with RS232 Extension, HDBaseT PoC, EVBMS-M107
Tripp Lite HDMI + IR + Serial RS232 over Cat5 Cat6 Active Video Extender TAA GSA - video/audio/infrared/serial extender - B126-1A1SR - Audio & Video Cables - CDW.com
4x4 HDMI Matrix Video Switch with Audio and RS232 4K HDCP TESmart
LINK-MI 2x1 Multi-Viewer with PIP IR RS232 HDMI Switcher HD video processor 1080P 2 in 1 out HDMI Switch
