AllSmartLife 10-Pack Cat5E RJ45 Double Female Keystone Jack Inline Coupler &ndash; White This female to female LAN connectors is meant to join together two Ethernet cables OR want to create ONE or TWO wall plate connections, extending your LAN cord for a longer length to gain LAN access You can use this coupler (2 female Ethernet connectors) with CAT5, CAT5e or CAT6 cables, OR used with a "keystone" wallplate, patch panels, or surface mount boxes No noticeable speed drop by using two of these to extend a cable Gold plated contacts and easy snap-in retaining clip ensure a secure and corrosion free connection This pack of ten ships all together in a plastic bag with standard wall boxes and plates