Cisco air ant5160v r 6 dbi omnidirectional antenna is a ruggedized high performance colinear antenna that operates in the 5 ghz frequency range and is designed for use in large rooms or vaulted areas where extended coverage is needed the antenna is designed to be used indoors or outdoors and can be mounted on a mast please note networking components such as switches routers ups and wireless devices require that speeds amp standards be consistent throughout the network to gain optimum per