{"product_id":"st-nehb100hcu3k-4k-hdmi-extender","title":"ST-NEHB100HCU3K 4K HDMI Extender | HDBaseT 3.0 USB-C","description":"\u003cp\u003e\u003cstrong\u003eST-NEHB100HCU3K 4K HDMI Extender\u003c\/strong\u003e is a professional 18Gbps HDBaseT 3.0 USB-C extender designed to transmit uncompressed HDMI, USB-C, USB 2.0, bi-directional IR, and RS-232 signals up to 100 meters over a single CAT6A cable.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e☆ Compliant with HDCP 2.3, 18Gbps video bandwidth\u003cbr\u003e☆ HDBaseT 3.0 VS3000 chipset based design\u003cbr\u003e☆ Support video resolution up to 4K2K@60Hz (YUV 4:4:4) as specified in HDMI 2.0b\u003cbr\u003e☆ 4K60\/4K30\/1080P signal transmission distance up to 328ft\/100m via a single CAT6A\/7 cable (HDBT Standard Mode)\u003cbr\u003e☆ 1080P 8bit signal transmission distance up to 492ft\/150m via a single CAT6A\/7 cable (HDBT Long Reach Mode)\u003cbr\u003e☆ TX features with 1x HDMI input, 1x USB-C input, 1x HDBT output, 1x USB 2.0 host and 3x USB 2.0 clients\u003cbr\u003e☆ RX features with 1x HDMI output, 2x USB 2.0 clients\u003cbr\u003e☆ USB-C and HDMI signal inputs support auto or manual switching mode\u003cbr\u003e☆ Auto switching supports HDMI 5V or signal detect selection\u003cbr\u003e☆ USB-C supports DP-ALT mode for A\/V, USB 2.0 data and power charging up to 60 watts\u003cbr\u003e☆ HDR, HDR10, HDR10+, Dolby Vision LLM and HLG pass-through\u003cbr\u003e☆ 4K to 1080p downscaling on HDMI output, no frame rate conversion\u003cbr\u003e☆ Both TX and RX support analog audio de-embedding\u003cbr\u003e☆ RS-232 signal pass-through and guest-mode control\u003cbr\u003e☆ Support bi-directional IR signal pass-through and USB 2.0 signal transmission\u003cbr\u003e☆ Advanced EDID management\u003cbr\u003e☆ Each USB-A port provides power up to 5V\/500mA\u003cbr\u003e☆ Support bi-directional 24V POC with POC switch\u003cbr\u003e☆ Compact design for easy and flexible installation\u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003ePackage Contents\u003c\/strong\u003e\u003c\/h3\u003e\n\n\u003cp\u003e① 1x 18Gbps HDMI\/USB-C over HDBaseT 3.0 Extender (Transmitter)\u003cbr\u003e② 1x 18Gbps HDMI\/USB-C over HDBaseT 3.0 Extender (Receiver)\u003cbr\u003e③ 1x IR Blaster Cable (1.5 meters)\u003cbr\u003e④ 1x IR Wideband Receiver Cable (1.5 meters)\u003cbr\u003e⑤ 2x 3pin-3.81mm Phoenix Connector (male)\u003cbr\u003e⑥ 4x Mounting Ear\u003cbr\u003e⑦ 8x Machine Screw (KM3×4)\u003cbr\u003e⑧ 1x 24V\/3.75A Desktop Power Supply\u003cbr\u003e⑨ 1x User Manual\u003c\/p\u003e\n\n\u003cstyle\u003e.amp-spec-wrap { width: 100%; font-family: Arial, sans-serif; font-size: 14px; color: #222; }.amp-spec-wrap h2 { font-size: 16px; margin: 28px 0 8px; border-bottom: 2px solid #222; padding-bottom: 4px; text-align: center; }.amp-spec-wrap h3 { font-size: 14px; margin: 18px 0 6px; }.amp-spec-wrap table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }.amp-spec-wrap th { background: #333; color: #fff; text-align: left; padding: 7px 10px; font-size: 13px; }.amp-spec-wrap td { padding: 6px 10px; border: 1px solid #ccc; vertical-align: top; }.amp-spec-wrap tr:nth-child(even) td { background: #f5f5f5; }.amp-spec-wrap .group td { background: #e0e0e0; font-weight: bold; font-size: 13px; }.amp-spec-wrap td:first-child { font-weight: bold; width: 38%; }.amp-spec-wrap img { width: 100%; height: auto; display: block; }\u003c\/style\u003e\n\n\u003cdiv class=\"amp-spec-wrap\"\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eTechnical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHDMI Compliance\u003c\/td\u003e\n\u003ctd\u003eHDMI 2.0b\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\u003eUSB Compliance\u003c\/td\u003e\n\u003ctd\u003eUSB 2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVideo Bandwidth\u003c\/td\u003e\n\u003ctd\u003e18Gbps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVideo Resolution\u003c\/td\u003e\n\u003ctd\u003eUp to 4K@60Hz 4:4:4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor Space\u003c\/td\u003e\n\u003ctd\u003eRGB, 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\/12bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHDR\u003c\/td\u003e\n\u003ctd\u003eHDR, HDR10, HDR10+, Dolby Vision, HLG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio Formats\u003c\/td\u003e\n\u003ctd\u003eHDMI\/USB-C\/HDBT: LPCM 2\/5.1\/7.1CH, Dolby Digital\/Plus\/EX, Dolby TrueHD, DTS, DTS-EX, DTS-96\/24, DTS High Res, DTS-HD Master Audio, DSD\u003cbr\u003e3.5mm Analog Audio: LPCM 2CH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission Distance\u003c\/td\u003e\n\u003ctd\u003eHDBT Standard Mode (4K60\/4K30\/1080P): 328ft\/100m (CAT6A\/7)\u003cbr\u003eHDBT Long Reach Mode (1080P 8bit): 492ft\/150m (CAT6A\/7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHDMI Cable Length\u003c\/td\u003e\n\u003ctd\u003e4K60: 26ft\/8m\u003cbr\u003e4K24: 39ft\/12m\u003cbr\u003e1080P60: 50ft\/15m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIR Level\u003c\/td\u003e\n\u003ctd\u003e12Vp-p\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIR Frequency\u003c\/td\u003e\n\u003ctd\u003eWideband 20K–60KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eESD Protection\u003c\/td\u003e\n\u003ctd\u003eIEC 61000-4-2: ±8kV (Air-gap discharge), ±4kV (Contact discharge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eConnection\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter Input\u003c\/td\u003e\n\u003ctd\u003e1x HDMI IN [Type A, 19-pin female]\u003cbr\u003e1x USB-C IN [USB Type C, 24-pin female]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter Output\u003c\/td\u003e\n\u003ctd\u003e1x HDBaseT OUT [RJ45, 8-pin female]\u003cbr\u003e1x L\/R OUT [3.5mm Stereo Mini-jack]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmitter Control\u003c\/td\u003e\n\u003ctd\u003e1x IR IN [3.5mm Stereo Mini-jack]\u003cbr\u003e1x IR OUT [3.5mm Stereo Mini-jack]\u003cbr\u003e1x RS-232 [3pin-3.81mm phoenix connector]\u003cbr\u003e1x SERVICE [Micro USB, 5-pin female]\u003cbr\u003e1x USB HOST [USB Type B, 4-pin female]\u003cbr\u003e3x USB Device [USB Type A, 4-pin female]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Input\u003c\/td\u003e\n\u003ctd\u003e1x HDBaseT IN [RJ45, 8-pin female]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Output\u003c\/td\u003e\n\u003ctd\u003e1x HDMI OUT [Type A, 19-pin female]\u003cbr\u003e1x L\/R OUT [3.5mm Stereo Mini-jack]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReceiver Control\u003c\/td\u003e\n\u003ctd\u003e1x IR IN [3.5mm Stereo Mini-jack]\u003cbr\u003e1x IR OUT [3.5mm Stereo Mini-jack]\u003cbr\u003e1x RS-232 [3pin-3.81mm phoenix connector]\u003cbr\u003e1x SERVICE [Micro USB, 5-pin female]\u003cbr\u003e2x USB Device [USB Type A, 4-pin female]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"group\"\u003e\u003ctd colspan=\"2\"\u003eMechanical\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003eMetal Enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eTransmitter: 170mm [W] × 102mm [D] × 22mm [H]\u003cbr\u003eReceiver: 144mm [W] × 78mm [D] × 23mm [H]\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eTransmitter: 484g \/ Receiver: 318g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eInput: AC 100–240V 50\/60Hz, Output: DC 24V\/3.75A (US\/EU standards, CE\/FCC\/UL certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption (Max)\u003c\/td\u003e\n\u003ctd\u003e94.32W (Power supply from TX, 60W USB-C charging, POC to RX)\u003cbr\u003e10.8W (Power supply from TX or RX, without USB-C charging)\u003c\/td\u003e\n\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% ~ 90% RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eOperation Controls and Functions\u003c\/h2\u003e\n\u003ch3\u003eTransmitter\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/Screenshot_2026-06-23_122902.png?v=1782209201\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\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\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003ePower LED (Red)\u003c\/td\u003e\n\u003ctd\u003eRed LED indicates that the transmitter is powered on.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003ctd\u003eLINK LED (Green)\u003c\/td\u003e\n\u003ctd\u003eLight on: Transmitter and receiver are in good connection status.\u003cbr\u003eLight flashing: Transmitter and receiver are in poor connection status.\u003cbr\u003eLight off: Transmitter and receiver are not connected.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eUSB-C LED (Green)\u003c\/td\u003e\n\u003ctd\u003eWhen the USB-C IN port is selected as the video signal input channel, the USB-C LED will be on.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003eHDMI LED (Green)\u003c\/td\u003e\n\u003ctd\u003eWhen the HDMI IN port is selected as the video signal input channel, the HDMI LED will be on.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e5\u003c\/td\u003e\n\u003ctd\u003eSELECT Button\u003c\/td\u003e\n\u003ctd\u003ePress this button to switch between HDMI and USB-C signal input.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003eMODE Switch\u003c\/td\u003e\n\u003ctd\u003eSwitch to \"STD\": HDBT Standard Mode (factory default) — extends 4K60\/4K30\/1080P up to 100m via CAT6A\/7.\u003cbr\u003eSwitch to \"LRM\": HDBT Long Reach Mode — extends 1080P 8bit up to 150m via CAT6A\/7.\u003cbr\u003e\u003cem\u003eNote: In Long Reach Mode, USB 2.0 devices cannot be transmitted; only USB HID devices (mouse, keyboard) are supported.\u003c\/em\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7\u003c\/td\u003e\n\u003ctd\u003eEDID DIP Switch\u003c\/td\u003e\n\u003ctd\u003eUsed for EDID setting:\u003cbr\u003e00 – Copy display's EDID (factory default)\u003cbr\u003e01 – 4K30 4:4:4\u003cbr\u003e10 – 1080p60 4:4:4\u003cbr\u003e11 – 1200p60 4:4:4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003eUSB Device Ports (1–3)\u003c\/td\u003e\n\u003ctd\u003eThree USB extension ports connected to mouse, keyboard, USB Flash Drive or other USB devices. Maximum power supply: 5V\/500mA per port.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e9\u003c\/td\u003e\n\u003ctd\u003eSERVICE Port\u003c\/td\u003e\n\u003ctd\u003eFirmware update and API command control port (Micro USB).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003eUSB-C Port\u003c\/td\u003e\n\u003ctd\u003eUSB Type C port with three functions: (1) USB-C video signal input, connected to source device. (2) USB-C host port for USB 2.0 signal transmission when USB-C is selected as input. (3) USB-C charging port — provides 60W charging only when TX is connected to the 24V\/3.75A power supply.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003eUSB HOST\u003c\/td\u003e\n\u003ctd\u003eUSB host port, connected to PC. Follows the HDMI IN port — when HDMI IN is selected as input, USB 2.0 signal can only be output through this port.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003eHDMI IN\u003c\/td\u003e\n\u003ctd\u003eHDMI signal input port, connected to HDMI source device.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003ctd\u003eLink Signal Indicator (Green)\u003c\/td\u003e\n\u003ctd\u003eLight on: Transmitter and receiver are in good connection status.\u003cbr\u003eLight flashing: Poor connection status.\u003cbr\u003eLight off: Not connected.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003ctd\u003eData Signal Indicator (Yellow)\u003c\/td\u003e\n\u003ctd\u003eLight on: Video signal transmission with HDCP encryption.\u003cbr\u003eLight flashing: Video signal transmission without HDCP encryption.\u003cbr\u003eLight off: No video signal transmission.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003eHDBaseT OUT\u003c\/td\u003e\n\u003ctd\u003eHDBaseT output port, connected to the HDBaseT IN port of the receiver with a CAT6A\/7 cable. Used for all signal pass-through.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16\u003c\/td\u003e\n\u003ctd\u003eL\/R OUT\u003c\/td\u003e\n\u003ctd\u003eAnalog audio output port for audio de-embedding output.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e17\u003c\/td\u003e\n\u003ctd\u003eIR IN\u003c\/td\u003e\n\u003ctd\u003eIR signal input port, connected with the IR Receiver cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003eIR OUT\u003c\/td\u003e\n\u003ctd\u003eIR signal output port, connected with the IR Blaster cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e19\u003c\/td\u003e\n\u003ctd\u003eRS-232\u003c\/td\u003e\n\u003ctd\u003eRS-232 serial port, used for RS-232 command pass-through and API command control.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003eDC 24V\u003c\/td\u003e\n\u003ctd\u003eDC 24V\/3.75A power supply input port. Note: The extender supports POC — if either TX or RX is powered by the 24V adapter, the other unit does not require a separate power supply.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e21\u003c\/td\u003e\n\u003ctd\u003ePOC Switch\u003c\/td\u003e\n\u003ctd\u003eUse the switch to turn the POC (Power over CAT) function on or off.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eReceiver Panel\u003c\/h3\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/Screenshot_2026-06-23_122933.png?v=1782209224\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ctable style=\"width: 100.059%; height: 821.542px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"height: 18.1979px;\"\u003e\n\u003cth style=\"width: 8%; height: 18.1979px;\"\u003eNo.\u003c\/th\u003e\n\u003cth style=\"width: 22%; height: 18.1979px;\"\u003eName\u003c\/th\u003e\n\u003cth style=\"width: 36.2467%; height: 18.1979px;\"\u003eFunction Description\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e1\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003ePower LED (Red)\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eRed LED indicates that the receiver is powered on.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003ctd style=\"width: 8%; height: 78.375px;\"\u003e2\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 78.375px;\"\u003eLINK LED (Green)\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 78.375px;\"\u003eLight on: Transmitter and receiver are in good connection status.\u003cbr\u003eLight flashing: Poor connection status.\u003cbr\u003eLight off: Not connected.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e3\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003eIR IN\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eIR signal input port, connected with the IR Receiver cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e4\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003eIR OUT\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eIR signal output port, connected with the IR Blaster cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e5\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003eSERVICE Port\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eFirmware update and API command control port (Micro USB).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003ctd style=\"width: 8%; height: 78.375px;\"\u003e6\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 78.375px;\"\u003eHDBaseT IN\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 78.375px;\"\u003eHDBaseT input port, connected to the HDBaseT OUT port of the transmitter with a CAT6A\/7 cable. Used for all signal pass-through.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 97.9688px;\"\u003e\n\u003ctd style=\"width: 8%; height: 97.9688px;\"\u003e7\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 97.9688px;\"\u003eData Signal Indicator (Yellow)\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 97.9688px;\"\u003eLight on: Video signal transmission with HDCP encryption.\u003cbr\u003eLight flashing: Video signal transmission without HDCP encryption.\u003cbr\u003eLight off: No video signal transmission.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003ctd style=\"width: 8%; height: 78.375px;\"\u003e8\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 78.375px;\"\u003eLink Signal Indicator (Green)\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 78.375px;\"\u003eLight on: Transmitter and receiver are in good connection status.\u003cbr\u003eLight flashing: Poor connection status.\u003cbr\u003eLight off: Not connected.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e9\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003eHDMI OUT\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eHDMI signal output port, connected to HDMI display device such as TV or monitor.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 8%; height: 58.7812px;\"\u003e10\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 58.7812px;\"\u003eUSB Device Ports\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 58.7812px;\"\u003eTwo USB extension ports connected to mouse, keyboard, USB Flash Drive or other USB devices.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e11\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003eL\/R OUT\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eAnalog audio output port for audio de-embedding output.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003ctd style=\"width: 8%; height: 58.7812px;\"\u003e12\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 58.7812px;\"\u003eRS-232\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 58.7812px;\"\u003eRS-232 serial port, used for RS-232 command pass-through and API command control.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003ctd style=\"width: 8%; height: 78.375px;\"\u003e13\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 78.375px;\"\u003eDC 24V\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 78.375px;\"\u003eDC 24V power supply input port. Note: The extender supports POC — if either TX or RX is powered by the 24V adapter, the other unit does not require a separate power supply.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 8%; height: 39.1875px;\"\u003e14\u003c\/td\u003e\n\u003ctd style=\"width: 22%; height: 39.1875px;\"\u003ePOC Switch\u003c\/td\u003e\n\u003ctd style=\"width: 36.2467%; height: 39.1875px;\"\u003eUse the switch to turn the POC function on or off.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e IR Pin Definition\u003c\/h2\u003eIR Receiver and Blaster pin’s definition as below:\u003c\/div\u003e\n\n\u003cdiv class=\"amp-spec-wrap\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/Screenshot_2026-06-23_123004.png?v=1782209366\" alt=\"\"\u003e\u003c\/div\u003e\n\n\u003cdiv class=\"amp-spec-wrap\"\u003eNote: When the angle between the IR receiver and the remote control is ± 45 °, the \u003cbr\u003etransmission distance is 0-5 meters; when the angle between the IR receiver and the \u003cbr\u003eremote control is ± 90 °, the transmission distance is 0-8 meters.\u003cbr\u003e\u003ch2\u003eAPI Commands\u003c\/h2\u003e\n\u003cp\u003eThe product supports API command control via RS-232 (3-pin phoenix connector) or the SERVICE port (Micro USB). Serial port protocol: Baud rate 115200, Data bits: 8, Stop bits: 1, Parity: none. End mark: \u0026lt;CR\u0026gt;\u0026lt;LF\u0026gt;.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"width: 28%;\"\u003eCommand Code\u003c\/th\u003e\n\u003cth\u003eFunction Description\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ehelp\u003c\/td\u003e\n\u003ctd\u003eGet the list of all commands\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er fw version\u003c\/td\u003e\n\u003ctd\u003eGet firmware version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es reboot\u003c\/td\u003e\n\u003ctd\u003eReboot the device\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es reset\u003c\/td\u003e\n\u003ctd\u003eReset to factory defaults\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er status\u003c\/td\u003e\n\u003ctd\u003eGet system status (input, video, audio, HDCP, USB host, HDBT link, EDID)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es tx input x\u003c\/td\u003e\n\u003ctd\u003eSet TX input video. x = USBC, HDMI, AVMUTE, OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er tx input\u003c\/td\u003e\n\u003ctd\u003eGet TX input port selection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es tx autoswitch x\u003c\/td\u003e\n\u003ctd\u003eSet TX auto-switching on\/off. x = ON, OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er tx autoswitch\u003c\/td\u003e\n\u003ctd\u003eGet TX auto-switching status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es tx autoswitch mode x\u003c\/td\u003e\n\u003ctd\u003eSet TX auto-switching mode. x = 0 (5V detection), 1 (signal detection)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er tx autoswitch mode\u003c\/td\u003e\n\u003ctd\u003eGet TX auto-switching mode status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es rx downscale x\u003c\/td\u003e\n\u003ctd\u003eSet RX downscaling mode. x = AUTO (auto by display), ON (force 4K to 1080p), OFF (bypass)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er rx downscale\u003c\/td\u003e\n\u003ctd\u003eGet RX downscaling mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es tx audio mute x\u003c\/td\u003e\n\u003ctd\u003eSet TX de-embedding audio mute on\/off. x = ON, OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er tx audio mute\u003c\/td\u003e\n\u003ctd\u003eGet TX de-embedding audio mute status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es rx audio mute x\u003c\/td\u003e\n\u003ctd\u003eSet RX de-embedding audio mute on\/off. x = ON, OFF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er rx audio mute\u003c\/td\u003e\n\u003ctd\u003eGet RX de-embedding audio mute status\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es edid x to y\u003c\/td\u003e\n\u003ctd\u003eSet input port EDID. x = USBC, HDMI, ALL. y = 00–11 (see EDID options: 00 DIP switch, 01 1080p Stereo, 02 WUXGA, 03 1080p HD Audio, 04 4K60 4:2:0 Stereo, 05 4K60 Stereo, 06 4K30 Stereo, 07 4K60 HD Audio, 08 4K60 HDR LPCM 6CH, 09 Copy from RX HDMI out, 10 User Defined 1, 11 User Defined 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er edid x\u003c\/td\u003e\n\u003ctd\u003eGet input port EDID. x = USBC, HDMI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er edid data x\u003c\/td\u003e\n\u003ctd\u003eGet input port EDID data. x = USBC, HDMI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003es user edid x \u0026lt;y\u0026gt;\u003c\/td\u003e\n\u003ctd\u003eSet user defined EDID. x = 1 or 2, y = 256 bytes EDID data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003er user edid x\u003c\/td\u003e\n\u003ctd\u003eGet user defined EDID. x = 1 or 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003e Application Example\u003c\/h2\u003e\n\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/Screenshot_2026-06-23_123057.png?v=1782209515\" alt=\"\"\u003e\u003c\/p\u003e","brand":"staison","offers":[{"title":"Default Title","offer_id":52246734700775,"sku":"ST-NEHB100HCU3K","price":5068.48,"currency_code":"SAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/8144\/3559\/files\/ST-NEHB100HCU3K_transmitter_front_and_rear.jpg?v=1782808876","url":"https:\/\/gitcoav.com\/products\/st-nehb100hcu3k-4k-hdmi-extender","provider":"Greenshore International Trading Company ","version":"1.0","type":"link"}