{"product_id":"usb4-thunderbolt-4-extension-cable-5m-16-5ft-8k-video-240w","title":"USB4 Thunderbolt 4 Extension Cable 5M 16.5ft - 8K Video \u0026 240W","description":"\u003cp\u003eIn this review the CABLEDECONN USB4 Thunderbolt 4 extension cable is evaluated for users who need a long, reliable USB-C link for video, charging and fast transfers. The bottom line: it is best for laptop owners and creators who require up to \u003cstrong\u003e8K@60Hz\u003c\/strong\u003e external display output and up to \u003cstrong\u003e240W\u003c\/strong\u003e power delivery over a single 5m, 16.5ft cable; the length and combined video\/data\/charging capability are the single biggest reasons to buy. The review looks at real compatibility limits and how the cable performs in day-to-day setups.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8K Ultra HD Video Output:\u003c\/strong\u003e Supports up to 7680x4320 at 60Hz or 4K@144Hz to drive high-resolution external monitors when the monitor and host support DP Alternate Mode and USB4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40Gbps Data Transfer:\u003c\/strong\u003e Delivers up to 40Gbps for fast file transfers to external drives or docking stations when both ends support the full USB4 speed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e240W Power Delivery:\u003c\/strong\u003e Supports up to 48V\/5A PD3.1 for charging laptops and other Type-C devices without a separate power cable when paired with an appropriate adapter.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThunderbolt 4 Compatible:\u003c\/strong\u003e Works with Thunderbolt 4 and Thunderbolt 3 hosts and devices, providing broad compatibility with modern laptops and docks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Zinc alloy shell, gold-plated plugs and nylon-braided cable improve durability and reduce connector wear for frequent plugging and unplugging.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe cable is aimed at professionals and hobbyists who need a long, single-cable solution for external displays, fast storage access and laptop charging - for example MacBook Pro, Dell XPS or Pixel owners who have USB-C ports with video Alt Mode and USB4\/TB4 support. Content creators and engineers who use high-resolution monitors or fast external SSDs will appreciate the combined video\/data\/power capacity.\u003c\/p\u003e\u003cp\u003eIt is not the right choice for users whose devices do not support DisplayPort Alternate Mode or the 40Gbps USB4 standard, since real-world video or transfer speeds will be limited by the host or monitor. Buyers who need shorter runs or pure USB2\/USB3-only cabling should look at simpler, lower-cost cables instead.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSupports up to \u003cstrong\u003e8K@60Hz\u003c\/strong\u003e or 4K@144Hz for high-resolution external displays when both devices support Alt Mode.\u003c\/li\u003e\n\u003cli\u003eHigh data throughput of up to \u003cstrong\u003e40Gbps\u003c\/strong\u003e for fast transfers to external drives and docks.\u003c\/li\u003e\n\u003cli\u003eSupports up to \u003cstrong\u003e240W\u003c\/strong\u003e PD3.1 charging to power demanding laptops through a single cable.\u003c\/li\u003e\n\u003cli\u003eRobust build with zinc alloy connectors and nylon braid for frequent use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMaximum video, data and charging speeds depend on host and monitor capabilities and will be lower if connected devices do not support USB4\/TB4 or PD3.1.\u003c\/li\u003e\n\u003cli\u003eAt 5m (16.5ft) the cable is long and less portable than shorter alternatives.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e5M \/ 16.5ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003eUSB-C male to USB-C male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Video\u003c\/td\u003e\n\u003ctd\u003e8K (7680x4320)@60Hz; 4K@144Hz (requires DP Alt Mode)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003eUp to 40Gbps (USB4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Delivery\u003c\/td\u003e\n\u003ctd\u003eUp to 240W (48V\/5A) PD3.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eUSB4, Thunderbolt 4 and Thunderbolt 3 compatible; DP Alt Mode required for video\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eZinc alloy shell, gold-plated plugs, nylon braid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe CABLEDECONN 5m USB4 Thunderbolt 4 extension cable is a practical choice for users who need a single long cable to handle high-resolution video, fast data and laptop charging. It offers strong value when paired with compatible USB4 or TB4 hardware and a suitable power adapter, trimming clutter and extending desktop setups without compromising capability. Buyers should confirm their devices support DP Alternate Mode and 40Gbps to realize the full benefit.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWill this cable carry video to my monitor?\u003c\/strong\u003e\u003cbr\u003eYes, it carries video up to 8K@60Hz or 4K@144Hz only if both the host and the monitor support DP Alternate Mode and USB4.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan it charge my laptop at full speed?\u003c\/strong\u003e\u003cbr\u003eYes, it supports up to 240W PD3.1 charging when used with a compatible 48V\/5A power adapter and a device that accepts that input.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs it backward compatible with Thunderbolt 3?\u003c\/strong\u003e\u003cbr\u003eYes, it is compatible with Thunderbolt 3 and Thunderbolt 4 hosts, but actual speeds depend on the connected devices.\u003c\/p\u003e","brand":"CABLEDECONN","offers":[{"title":"Default Title","offer_id":48151876993243,"sku":"B0F1SX9QPJ","price":17.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71F-9jX13AL._SL1500.jpg?v=1768888164","url":"https:\/\/gearmusthave.com\/products\/usb4-thunderbolt-4-extension-cable-5m-16-5ft-8k-video-240w","provider":"GearMustHave","version":"1.0","type":"link"}