{"product_id":"4k-kvm-over-ethernet-hdmi-usb-extender-long-distance-4k-kvm","title":"4k KVM Over Ethernet HDMI USB Extender - Long-Distance 4K KVM","description":"\u003cp\u003eOur review of this 4K KVM over Ethernet unit finds it best suited to IT and AV pros who need reliable remote access to a single workstation or rack while preserving full peripheral control. The main reason to buy is clear: it delivers uncompressed \u003cstrong\u003e4K@30Hz video\u003c\/strong\u003e and responsive KVM control up to 120m (394ft) over Cat5e\/6\/7 with effectively zero latency, which makes it a practical choice for server rooms, control centers, and security monitoring where delay cannot be tolerated.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-distance 4K video:\u003c\/strong\u003e Extends uncompressed 4K@30Hz HDMI over Cat5e\/6\/7 up to 120m, letting central equipment remain far from operator stations without image degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero latency KVM switching:\u003c\/strong\u003e Ethernet-based KVM switching with IR remote control provides immediate switching and stable EDID pass-through for reliable display behavior in multi-screen setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple USB ports:\u003c\/strong\u003e Four USB 2.0 ports carry keyboards, mice and other HID devices over IP so users retain full peripheral control at the remote endpoint.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBidirectional RS232:\u003c\/strong\u003e Dual RS232 channels allow serial device management for industrial or automation equipment, eliminating the need for separate cabling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-way audio:\u003c\/strong\u003e Bidirectional audio and microphone extension supports VoIP and monitoring applications where sound must be routed to and from the remote site.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable metal design:\u003c\/strong\u003e Metal housing improves heat dissipation for continuous operation in AV racks and data center environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis unit is aimed at system administrators, AV integrators and security teams who need low-latency remote control of a host system while maintaining 4K video quality and multiple USB peripherals. It is also useful where serial control is required alongside HDMI and audio, such as industrial automation panels and broadcast control rooms.\u003c\/p\u003e\u003cp\u003eThose who need wireless operation should look elsewhere: some users report inconsistent behavior when attempting to use the extender over WLAN. It is intended for wired Cat5e\/6\/7 networks and performs best when connected directly over structured cabling rather than through unpredictable wireless hops.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUncompressed \u003cstrong\u003e4K@30Hz\u003c\/strong\u003e video with near-zero latency preserves visual fidelity for monitoring and server access.\u003c\/li\u003e\n\u003cli\u003eFour USB 2.0 ports provide full peripheral support without additional hubs or adapters.\u003c\/li\u003e\n\u003cli\u003eRS232 and bidirectional audio add practical control and communication channels for professional setups.\u003c\/li\u003e\n\u003cli\u003eSturdy metal housing is suited to continuous operation in AV and data center environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMixed reports on performance over WLAN - designed for wired Ethernet and best used over Cat5e\/6\/7 cabling.\u003c\/li\u003e\n\u003cli\u003eUSB 2.0 limits bandwidth for high-speed USB devices compared with USB 3.0 alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eVideo\u003c\/td\u003e\n\u003ctd\u003eUncompressed 4K@30Hz HDMI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum distance\u003c\/td\u003e\n\u003ctd\u003e120m \/ 394ft over Cat5e\/6\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003ctd\u003e4 x USB 2.0 ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl interfaces\u003c\/td\u003e\n\u003ctd\u003eIR remote, bidirectional RS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio\u003c\/td\u003e\n\u003ctd\u003eBidirectional audio and mic support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eWindows, Mac, Linux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThis 4K KVM over Ethernet extender is a solid value for professionals who need reliable, zero-latency remote access with full peripheral and serial control. It excels in wired environments such as server rooms, control centers and AV racks, delivering uncompressed 4K video and practical connectivity without software setup.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this be used over Wi-Fi?\u003c\/strong\u003e\u003cbr\u003eAnswer. It is designed for wired Cat5e\/6\/7 links; users have reported inconsistent results over WLAN, so wired connections are recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it support keyboard and mouse over IP?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes; the unit provides four USB 2.0 ports for keyboards, mice and other HID devices over the Ethernet link.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs EDID preserved for professional displays?\u003c\/strong\u003e\u003cbr\u003eAnswer. Yes; EDID pass-through is supported to maintain stable display behavior in multi-monitor or professional setups.\u003c\/p\u003e","brand":"LornCeng","offers":[{"title":"Default Title","offer_id":48266141958363,"sku":"B09QBYT2NQ","price":145.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71P_34Pq7lL._SL1500.jpg?v=1778328932","url":"https:\/\/gearmusthave.com\/products\/4k-kvm-over-ethernet-hdmi-usb-extender-long-distance-4k-kvm","provider":"GearMustHave","version":"1.0","type":"link"}