Female to Female USB-C Coupler: The USB C extender can easily connect 2 USB C cables for long-distance extension purposes. IMPORTANT!!! Please be advised that if you try coupling 2 cables for a total length that’s longer than 6FT, you could run into the SLOWING DOWN of DATA, and or charging issues. If this happens, we advise coupling shorter USB Type C Cable(s) and make sure they are Type C 3.1 standard. Type C 2.0 cable has been known to cause issues. | Ultra Durability: Constructed with fully shielded aluminum alloy housings and reinforced connector, the connector can effectively avoid EMI interference and withstand 10000+ plugging and unplugging. | Fast Charging & Data SYNC: Supports fast charging and data transfer extension, the speed of charging and data transmission depends on the device, up to 100W Power Delivery charging, and 5K video & 40Gbps data speed. Thunderbolt 3 capability with no compromise on quality; | Wide Compatibility: This USB Type C Extension Adapter work for all USB Type C devices, Such as Samsung Galaxy S20 S10 Note 10, Google Pixel 6 5 4 XL, New Macbook, LG G5, LG G6, LG V20 etc. | What You Get: 2 pack x MUUQI USB C Coupler Female to Female Adapter with lifetime friendly customer service.