The Sabrent Wi-Fi Repeater Wall Plug Range Extender model NT-WRPT is a black extender designed to boost Wi-Fi signal strength in your home network. Operating on the 2.4 GHz frequency band, it offers a fast and reliable connection. This extender features a compact design with dimensions of 7.000" in height, 5.000" in length, and 3.000" in width, making it easy to plug into any standard wall outlet. With a cache for enhanced performance and a LAN port for wired connections, this extender is a convenient solution for improving your Wi-Fi coverage.