The antenna operates in both the 2.4-GHz & 5-GHz frequency bands & is designed for use with Cisco Aironet 2.4-GHz & 5-GHz radio products that have dual-band reverse-polarity TNC (RP-TNC) antenna ports. The antenna has a nominal gain of 2 d Bi in the 2.4-GHz frequency band & 4 d Bi in the 5-GHz frequency b&. The three antennas covered in this document are electrically the same.