CISCO AIR-ANT1728 High Gain Omnidirectional Ceiling Mount Antenna Type: Antenna Specifications: Antenna type: Dipole Operating frequency range: 2.4- to 2.83-GHz VSWR: Less than 2:1, 1.5:1 nominal Gain: 5.2 dBi Polarization: Vertical E-Plane (3dB bandwidth): 50 degrees H-Plane (3dB bandwidth): Omnidirectional Cable length and type: 3 ft (0.91 m), Plenum rated RG-58 Dimensions (H x W): 9.0� x 1.3� Weight: 4.6 oz. Parts: 90 days limited Labor: 90 days limited Disclaimer: For most updated manufacturer warranty, please go to www.cisco.com. Registration Phone: 1-800-Go-Cisco