The Cisco AIR-ANT5135DW-R is a 5Ghz 3.5dBi Aironet Antenna with omnidirectional directivity, designed for enterprise networking applications. This original, brand new antenna from Cisco features a RP-TNC connector type and is manufactured in China. With a gain of 3.5 dBi, this high-quality antenna is a valuable addition to any computer, tablet, or networking setup looking to enhance signal strength and performance.