This is a high performance directional range extender WiFi antenna providing 14 dBi gain. It is suitable for both indoor and outdoor use in the 2.4GHz ISM band including IEEE 802.11b, 802.11g and 802.11n and Bluetooth applications. It can be wall or ceiling mounted, as well as mast-mounted using U-bolts. It can be installed for either vertical or horizontal polarization, and optional mounting brackets are available. Comes with screws and anchors shown. No other hardware provided. RP-TNC Plug. NOT for standard Coax like a TV. Features: Compact size, 8.5" Square with low-loss coax cable Durable UV-stable, UL flame rated Low-loss solid brass elements DC Short lightning protection Optional pigtails and mounting brackets available Can be installed for either vertical or horizontal polarization Applications: 2.4 GHz ISM Band IEEE 802.11b, 802.11g, 802.11n (Pre-N, Draft-N) Wireless LAN Applications Bluetooth Public Wireless Hotspot WiFi Wireless Video Systems Directional antenna applications (B4)