This section describes the technical specifications and installation instructions for the Cisco Dual Port, Dual Band Outdoor Vehicle Mount and Fixed Infrastructure WLAN Antenna, hereafter referred to as the antenna. The antenna is a dual-port antenna designed to cover 2.4 GHz and 5 GHz WLAN bands. The antenna can be mounted on the roof of a vehicle or fixed structure. The antenna meets or exceeds a variety of environmental ruggedization specifications for transportation applications.