It seems like you're referring to an RJ45 CAT6 patch cord with a 20-meter length. This is a type of Ethernet cable typically used for networking applications to connect devices like computers, routers, switches, and modems. Here are some key points about it:

• RJ45: This is the standard connector type used for Ethernet cables, characterized by 8 pins that are used to transmit data.
• CAT6: This is the category of the cable, designed to support faster speeds and higher frequencies compared to older standards like CAT5e. CAT6 cables can handle data transmission speeds up to 10 Gbps over shorter distances and are suitable for high-speed internet and network connections.
• Patch Cord: This refers to the cable used to make temporary or permanent connections between devices (such as between a router and a computer or between network switches). Patch cords are typically flexible and easy to install.
• 20 meters: The length of the cable. This provides ample length for most home or office setups where devices are not in close proximity.