Applications: 5.8 GHz ISM Band IEEE 802.11b and 802.11g W LAN Public Wireless Hotspot: WiFi Wireless Bridge Antenna: Client Antenna Features: High Gain to 18dBi Small Size, Low Profile Electrical Specifications: Model: D58P18 Frequency Range: 5725-5850MHz Gain: 3dBi VSWR: d1.5 Polarization: Vertical Impedance: 50 Maximum Input Power: 50W Connector: SMA Male Operating Temperature: -40 to+ 80 Mechanical Specifications: Antenna Dimension: 500 mm Weight: 1.3kg.