{"product_id":"st-nmxc44a-48gbps-4x4-hdmi™-matrix","title":"ST-NMXC44A 48Gbps 4x4 HDMI™ Matrix","description":"\u003cp\u003e\u003cstrong\u003eThe 48Gbps 4x4 HDMI Matrix supports the transmission of high resolution video (up to 4K2K@120Hz 4:4:4 12bit and 8K4K@60Hz 4:2:0 12bit) and multi-channel digital audio from 4 HDMI sources to 4 HDMI displays. Resolution downscaling and HDR conversion for each HDMI output are also supported.\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eIt works with Blue-Ray players, Set-Top boxes, Home Theater PCs, and game consoles which connect to an HDMI display, and can be controlled via front panel buttons, IR remote, RS-232, and Web GUI.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e☆ HDCP 2.3 compliant\u003cbr\u003e\n☆ 4× HDMI inputs can be independently routed to 4× HDMI outputs\u003cbr\u003e\n☆ Video resolution is up to 8K60Hz 4:2:0, 8K30Hz 4:4:4 and 4K120Hz 4:4:4, as specified in HDMI 2.1\u003cbr\u003e\n☆ Support 48Gbps video bandwidth\u003cbr\u003e\n☆ HDR, HDR10, HDR10+, Dolby Vision pass-through\u003cbr\u003e\n☆ Support resolution downscaling and HDR conversion for each output port\u003cbr\u003e\n☆ VRR, ALLM, QMS, QFT, SBTM are supported\u003cbr\u003e\n☆ Support optical audio and balanced analog audio output\u003cbr\u003e\n☆ Advanced EDID management\u003cbr\u003e\n☆ Control via front panel buttons, IR remote, RS-232, and Web GUI\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e① 1× 48Gbps 4×4 HDMI Matrix\u003cbr\u003e\n② 1× 24V\/2.7A Locking Power Adapter\u003cbr\u003e\n③ 1× IR Remote\u003cbr\u003e\n④ 1× IR Wideband Receiver Cable (12V, 1.5m)\u003cbr\u003e\n⑤ 1× AC Power Cord (1.5m)\u003cbr\u003e\n⑥ 1× RS-232 Serial Cable (1.5m, male to female head)\u003cbr\u003e\n⑦ 4× 5pin-3.81mm Phoenix Connector\u003cbr\u003e\n⑧ 8× Machine Screw (KM3*6)\u003cbr\u003e\n⑨ 2× Mounting Ear\u003cbr\u003e\n⑩ 1× User Manual\u003c\/p\u003e\n\n\u003cstyle\u003e\n  .matrix-spec-wrap { width: 100%; font-family: Arial, sans-serif; font-size: 14px; color: #222; }\n  .matrix-spec-wrap h2 { font-size: 16px; margin: 28px 0 8px; border-bottom: 2px solid #222; padding-bottom: 4px; text-align: center; }\n  .matrix-spec-wrap h3 { font-size: 14px; margin: 18px 0 6px; }\n  .matrix-spec-wrap table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }\n  .matrix-spec-wrap th { background: #333; color: #fff; text-align: left; padding: 7px 10px; font-size: 13px; }\n  .matrix-spec-wrap td { padding: 6px 10px; border: 1px solid #ccc; vertical-align: top; }\n  .matrix-spec-wrap tr:nth-child(even) td { background: #f5f5f5; }\n  .matrix-spec-wrap .group td { background: #e0e0e0; font-weight: bold; font-size: 13px; }\n  .matrix-spec-wrap td:first-child { font-weight: bold; width: 38%; }\n  .matrix-spec-wrap img { width: 100%; height: auto; display: block; }\n  .matrix-spec-wrap img.img-center-small { width: auto; max-width: 200px; display: block; margin-left: auto; margin-right: auto; }\n\u003c\/style\u003e\n\n\u003cdiv class=\"matrix-spec-wrap\"\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eDescription\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eVideo\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHDMI Compliance\u003c\/td\u003e\n\u003ctd\u003eHDMI 2.1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHDCP Compliance\u003c\/td\u003e\n\u003ctd\u003eHDCP 2.3\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVideo Bandwidth\u003c\/td\u003e\n\u003ctd\u003e48 Gbps\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVideo Resolution\u003c\/td\u003e\n\u003ctd\u003eUp to 8K@60Hz 4:2:0, 8K@30Hz 4:4:4 and 4K@120Hz 4:4:4\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eColor Space\u003c\/td\u003e\n\u003ctd\u003eRGB 4:4:4, YCbCr 4:4:4, YCbCr 4:2:2, YCbCr 4:2:0\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eColor Depth\u003c\/td\u003e\n\u003ctd\u003e8\/10\/12-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHDR Formats\u003c\/td\u003e\n\u003ctd\u003eHDR, HDR10, HDR10+, Dolby Vision, HLG\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eGaming Features\u003c\/td\u003e\n\u003ctd\u003eVRR, ALLM, QMS, QFT, SBTM supported\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVideo Latency\u003c\/td\u003e\n\u003ctd\u003eNo Latency\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eAudio\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHDMI Audio Formats\u003c\/td\u003e\n\u003ctd\u003eLPCM, Dolby Digital\/Plus\/EX, Dolby TrueHD, Dolby Atmos, DTS, DTS-EX, DTS-96\/24, DTS High Res, DTS-HD Master Audio, DSD\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOptical Audio Output\u003c\/td\u003e\n\u003ctd\u003eLPCM 2.0CH \/ Dolby \/ DTS 5.1CH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBalanced Analog Audio Output\u003c\/td\u003e\n\u003ctd\u003eLPCM 2CH\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eAudio Latency\u003c\/td\u003e\n\u003ctd\u003eNo Latency\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eConnection\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eInput Ports\u003c\/td\u003e\n\u003ctd\u003e4× HDMI INPUT (Type A, 19-pin female)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOutput Ports\u003c\/td\u003e\n\u003ctd\u003e4× HDMI OUTPUT (Type A, 19-pin female), 4× Optical Audio (S\/PDIF), 4× L\/R Audio (5-pin 3.81mm Phoenix connector)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eControl Ports\u003c\/td\u003e\n\u003ctd\u003e1× TCP\/IP (RJ45), 1× RS-232 (D-Sub 9), 1× IR EXT (3.5mm Stereo Mini-jack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eRecommended HDMI Cable Length\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e8K\u003c\/td\u003e\n\u003ctd\u003eUp to 3 m \/ 9.8 ft — Ultra High Speed HDMI 2.1 cable required\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e4K@60Hz\u003c\/td\u003e\n\u003ctd\u003eUp to 5 m \/ 16 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e4K@30Hz\u003c\/td\u003e\n\u003ctd\u003eUp to 10 m \/ 33 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e1080P\u003c\/td\u003e\n\u003ctd\u003eUp to 15 m \/ 49 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eProtection\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eESD Protection\u003c\/td\u003e\n\u003ctd\u003e±8 kV (Air-gap discharge), ±4 kV (Contact discharge) — IEC 61000-4-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003ePhysical\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003eMetal Enclosure — Black\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e440 × 203 × 44.5 mm (W × D × H) — 1U Rack Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.65 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003ePower\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eInput: AC 100–240V 50\/60Hz; Output: DC 24V\/2.7A (US\/EU standard, CE\/FCC\/UL certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e35 W (Max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n    \u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eEnvironment\u003c\/td\u003e\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C – 40°C \/ 32°F – 104°F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-20°C – 60°C \/ -4°F – 140°F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e20% – 80% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eStorage Humidity\u003c\/td\u003e\n\u003ctd\u003e10% – 90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFront Panel\u003c\/h3\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_184719.png?v=1780588920\" alt=\"Front Panel\"\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"width: 8%;\"\u003eNo.\u003c\/th\u003e\n      \u003cth style=\"width: 22%;\"\u003eName\u003c\/th\u003e\n      \u003cth\u003eFunction Description\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e1\u003c\/td\u003e\n      \u003ctd\u003eLCD Screen\u003c\/td\u003e\n      \u003ctd\u003eDisplays matrix switching status, input\/output port, EDID, baud rate, IP address, etc.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2\u003c\/td\u003e\n      \u003ctd\u003ePWR Indicator\u003c\/td\u003e\n      \u003ctd\u003eGreen: device is working normally. Red: device is on standby.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e3\u003c\/td\u003e\n      \u003ctd\u003eIR\u003c\/td\u003e\n      \u003ctd\u003eIR signal receiver. Receives the signal from the IR remote.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e4\u003c\/td\u003e\n      \u003ctd\u003eINPUT \/ OUTPUT Buttons\u003c\/td\u003e\n      \u003ctd\u003ePress an OUTPUT button (1~4) first, then press an INPUT button (1~4) to select the corresponding input source for the output port.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e5\u003c\/td\u003e\n      \u003ctd\u003eMENU \/ ENTER \/ UP \/ DOWN\u003c\/td\u003e\n      \u003ctd\u003eNavigate the LCD menu. Example — RESET: Press MENU → select SETUP → press ENTER → select RESET → press ENTER to confirm. Press MENU at any time to return to the previous menu.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e6\u003c\/td\u003e\n      \u003ctd\u003ePOWER Button\u003c\/td\u003e\n      \u003ctd\u003eLong press for 1 second to enter standby mode. Short press to wake the device.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e7\u003c\/td\u003e\n      \u003ctd\u003eLOCK Button\u003c\/td\u003e\n      \u003ctd\u003eShort press to lock front panel buttons (except POWER). Press again to unlock.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRear Panel\u003c\/h3\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_184825.png?v=1780588991\" alt=\"Rear Panel\"\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"width: 8%;\"\u003eNo.\u003c\/th\u003e\n      \u003cth style=\"width: 22%;\"\u003eName\u003c\/th\u003e\n      \u003cth\u003eFunction Description\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e1\u003c\/td\u003e\n      \u003ctd\u003eAUDIO OUT (1~4)\u003c\/td\u003e\n      \u003ctd\u003eOPTICAL: Optical audio output port, connect to an audio output device such as an amplifier.\u003cbr\u003eL\/R AUDIO: Analog audio output port supporting balanced\/unbalanced output (max 2Vrms). Balanced: L+, L-, GND, R+, R-. Unbalanced: L+, GND, R+.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e2\u003c\/td\u003e\n      \u003ctd\u003eTCP\/IP\u003c\/td\u003e\n      \u003ctd\u003eTCP\/IP control port. Connect to a PC or router with an RJ45 cable.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e3\u003c\/td\u003e\n      \u003ctd\u003eRS-232 Port\u003c\/td\u003e\n      \u003ctd\u003eConnect to a PC or control system with a D-Sub 9-pin cable to transmit RS-232 commands.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e4\u003c\/td\u003e\n      \u003ctd\u003eIR EXT\u003c\/td\u003e\n      \u003ctd\u003eIf the IR receiver window is blocked or the unit is installed out of infrared line of sight, insert the IR receiver cable here to receive the IR remote signal.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e5\u003c\/td\u003e\n      \u003ctd\u003eHDMI INPUT Ports (1~4)\u003c\/td\u003e\n      \u003ctd\u003eHDMI input ports. Connect to HDMI source devices (e.g. 8K PC, DVD, set-top box) with HDMI cables.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e6\u003c\/td\u003e\n      \u003ctd\u003eHDMI OUTPUT Ports (1~4)\u003c\/td\u003e\n      \u003ctd\u003eHDMI output ports. Connect to HDMI display devices (e.g. TV, monitor) with HDMI cables.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e7\u003c\/td\u003e\n      \u003ctd\u003eDC 24V\u003c\/td\u003e\n      \u003ctd\u003eConnect to the 24V\/2.7A locking power adapter.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e8\u003c\/td\u003e\n      \u003ctd\u003eGND\u003c\/td\u003e\n      \u003ctd\u003eConnect the housing to the ground.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eIR Remote\u003c\/h3\u003e\n\u003cimg class=\"img-center-small\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185035.png?v=1780589053\" alt=\"IR Remote\"\u003e\n\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth style=\"width: 30%;\"\u003eButton\u003c\/th\u003e\n      \u003cth\u003eFunction Description\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e① Power\u003c\/td\u003e\n      \u003ctd\u003ePower on the Matrix or set it to standby mode.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e② Output A — 1\/2\/3\/4\u003c\/td\u003e\n      \u003ctd\u003ePress 1, 2, 3 or 4 to select the corresponding input source for HDMI OUTPUT 1.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e③ Output B — 1\/2\/3\/4\u003c\/td\u003e\n      \u003ctd\u003ePress 1, 2, 3 or 4 to select the corresponding input source for HDMI OUTPUT 2.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e④ Output C — 1\/2\/3\/4\u003c\/td\u003e\n      \u003ctd\u003ePress 1, 2, 3 or 4 to select the corresponding input source for HDMI OUTPUT 3.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e⑤ Output D — 1\/2\/3\/4\u003c\/td\u003e\n      \u003ctd\u003ePress 1, 2, 3 or 4 to select the corresponding input source for HDMI OUTPUT 4.\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e◄ \/ ► (per output)\u003c\/td\u003e\n      \u003ctd\u003ePress to select the previous or next input source.\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe first way:\u003c\/strong\u003e The IR window accepts the IR remote signal. Using the IR remote, the furthest distance is 8 meters when the IR remote is directly faced to the matrix, and 5 meters when the using angle is ±45°. The diagram is shown as below:\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185132.png?v=1780589163\" alt=\"IR Remote Direct Line of Sight Diagram\"\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe second way:\u003c\/strong\u003e If the IR receiver window of the Matrix is blocked or the Matrix is installed in a closed area out of infrared line of sight, the IR receiver cable can be inserted to the \"IR EXT\" port to receive the IR remote signal. The furthest distance of using the IR remote is 5 meters when the IR remote is directly faced to the IR receiver head, and 3 meters when the using angle is ±45°. The diagram is shown as below.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185207.png?v=1780589203\" alt=\"IR Remote via IR EXT Cable Diagram\"\u003e\n\n\u003ch3\u003e\u003cstrong\u003eIR Cable Pin Assignment\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185232.png?v=1780589243\" alt=\"IR Cable Pin Assignment\"\u003e\n\n\u003ch3\u003e\u003cstrong\u003eEDID Management\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThis Matrix has 36 factory defined EDID settings, 3 user-defined EDID modes and 4 copy EDID modes. You can select defined EDID mode or copy EDID mode to input port through front panel buttons, RS-232 control or Web GUI.\u003cbr\u003e\nOn-panel button operation: On the initial LCD display screen, press \"MENU\" button to enter the first level menu, press \"UP\/DOWN\" button to select INPUT, and then press the \"ENTER\" button. Now the EDID item appears. Press the \"ENTER\" button, and then press \"UP\/DOWN\" button to select the EDID mode you need. Then press \"ENTER\" button to confirm this operation.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185310.png?v=1780589297\" alt=\"EDID Management\"\u003e\n\n\u003ch3\u003e\u003cstrong\u003eRS-232 Control Command\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe product also supports RS-232 control. You need a serial cable with RS-232 male head and DB9 transfer USB male head. The RS-232 head of the serial cable is connected to the RS-232 control port with DB9 at the rear of the Matrix, and the USB head of the serial cable is connected to a PC. The connection method is as follows:\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185428.png?v=1780589352\" alt=\"RS-232 Connection\"\u003e\n\n\u003ch2\u003eApplication Example\u003c\/h2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0802\/0410\/3901\/files\/Screenshot_2026-06-04_185526.png?v=1780589448\" alt=\"Application Example\"\u003e\n\n\u003c\/div\u003e","brand":"staison","offers":[{"title":"Default Title","offer_id":52240849502439,"sku":null,"price":0.0,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/ST-NMXC44A_front.jpg?v=1782131950","url":"https:\/\/gitcoav.com\/ar\/products\/st-nmxc44a-48gbps-4x4-hdmi%e2%84%a2-matrix","provider":"Greenshore International Trading Company ","version":"1.0","type":"link"}