Smoizheff 2M/6.6FT USB-C Extension Cable 40Gbps for Thunderbolt 4, Male to Female,240W PD & 8K Display, Compatible with Thunderbolt 3/USB4/USB3/SSD/eGPU, High-Speed Data Transfer
SMOIZHEFF Usb4 Extension Cable Ultimate High-Speed Connectivity for Modern Devices:Elevate your tech setup with the SMOIZHEFF USB4 Extension Cable, a premium USB4-compliant solution designed to extend and protect your USB-C ports while delivering blazing-fast performance. Perfect for users who frequently plug and unplug devices, this Thunderbolt 3/4-compatible cable minimizes port wear and tear while offering seamless connectivity up to 7 feet (2.15 meters). (Note: When paired with a 6.6-foot/2-meter cable, only an additional 0.49 feet/0.15 meters is supported.)
40Gbps Ultra-Speed Data Transfer:Harness the power of USB4 technology for lightning-fast transfers at up to 40Gbps double Thunderbolt 3 speeds. Ideal for large files, 4K/8K video editing, or backupsrequires compatible 40Gbps devices.
8K@60Hz Crystal-Clear Visuals: Enjoy stunning 8K@60Hz resolution or ultra-smooth 4K@144Hz gaming on extended displays. Backward compatible with 5K@60Hz, 4K@120Hz, and lower reso
+
+
Overview
Specs
Reviews
Any questions? Our AI beta will help you find out quickly.
Try me now
Smoizheff 2M/ 6.6FT USB-C Extension Cable 40Gbps for Thunderbolt 4, Male to Female, 240W PD & 8K Display, Compatible with Thunderbolt 3/USB4/USB3/SSD/eGPU, High-Speed Data Transfer
Learn more about the Detailed Specifications
Additional Information
First Listed on Newegg
October 17, 2025
There are no reviews yet.
Do you own this product?
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.