Stouchi 40Gbps USB4 Extension Cable for Thunderbolt 4, 240W, 3.3FT 2Pack

About this item

• 【40Gbps Blazing-Fast Data Transfer】Back up 3GB files within just 1 second! Going far beyond the limits of regular USB-C 3.2 cables, this future-proof USB4 extension cable seamlessly connects your Thunderbolt 4/3 and USB4 devices (including SSDs, docking stations, and hubs) to unlock maximum transmission speeds up to 40Gbps. Perfect for T7/T9 SSDs to ensure direct-connection equivalent performance without any lag. (Note: The recommended total cable length between devices is under 10FT for optimal performance.)
• 【Single 8K & Dual 4K Gorgeous Visual Feast】Release your workflow efficiency with premium display support: delivers single 8K@60Hz / 4K@240Hz or dual 4K@60Hz video output. Whether you are setting up a professional multi-screen workstation, handling a studio workflow, or creating a home theater, it provides an ultra-clear, gorgeous visual experience. (Note: Please ensure your source cable, hub, and monitor all support the desired resolution.)
• 【240W High-Power Charging & Smart Safety】Never compromise on power or device safety. Our Thunderbolt 4 extender supports ultra-fast 240W (48V/5A) power delivery, keeping even the most power-hungry laptops charged at peak performance. Equipped with an upgraded, integrated E-marker chip, it enables smart current matching to protect your device and extend battery life. Backward compatible with 140W, 100W, or lower-wattage chargers
• 【Universal Compatibility & Perfect Desk Organization】Features a user-friendly reversible female USB-C port for effortless, wobble-free insertion in any orientation. Male: Compatible with MacBook Pro/Air, iPad Pro, iPhone 17/16 Series, Galaxy S25/S24/S23, Steam Deck, Switch, Dell XPS, Surface Go, Chromebook Pixel, Nexus 5X/6P、Lumia 950/950XL and so on. Female: Perfect for extending short original cables to connect docking stations, USB-C hubs, Mag-Safe chargers, and high-speed storage. It breaks the limitation of short original cables, giving you greater freedom to charge and use your devices from a comfortable distance
• 【Heavy-Duty Reliability & Anti-Interference Build】Engineered for ultimate stability and professional studio use. Built with a robust nylon braid and reinforced connectors that withstand 15,000+ bends and 30,000+ plug/unplug cycles. The interior features premium tinned copper shielding for superior anti-interference performance. Backed by Stouchi’s professional technical expertise with 24/7 dedicated support