This Gefen EXT-USB2.0-LR Cat5 USB 2.0 extender kit comes with both sender and receiver units, as well as power cords for easy installation. It allows you to extend USB 2.0 signals up to 330 feet over Cat5 cable, making it perfect for home networking and connectivity needs. The sender and receiver units connect via USB ports, while the kit also features a self-powered capability to ensure optimal signal transmission. With this Gefen EXT-USB2.0-LR extender kit, you can enjoy high-speed data transfer and reliable connectivity without the need for additional condition information in the description.