Cisco AIR-ANT2524DW-R=. Antenna gain level (max): 4 dBi, Frequency band: 2.4/5 GHz, Antenna gain (2.4 GHz): 2 dBi. Antenna type: Omni-directional antenna, Antenna connector type: RP-TNC, Connector gender: Male. Width: 21 mm, Depth: 168.5 mm, Weight: 38.5 g. Frequency range: 2.4 - 2.5GHz, 5.15 - 5.85GHz