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HDMI Over IP RS232/IP Control Box for DigitalinxIP 2000 & 5000 series products - Pro AV Warehouse
HDMI HDBaseT Extender with IR/RS-232 Control and PoC - 100m, 3D, Power over Cable, 4Kx2K
New Four-generation Lens HDCI To HDMI+DB9 Compatible POLYCOM Adapter Cable RS232 | eBay
4x1 HDMI Switch with IR & RS-232 Control
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Monoprice Blackbird 4K Fiber Optic HDMI Extender, 3300feet, 1000m, 4k@60Hz, IR, RS-232, HDMI 2.0 Support - Monoprice.com
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SPLITMUX-HD-2RSLC - Low-Cost 2 to 1 HDMI Dual Screen Splitter/Multiviewer with IR & RS232
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RB-4KHDMI-T 4K HDMI over fiber transmitter single strand with RS232 ch – Fosco Connect
