TECHTOO High-Performance Yagi Antenna Series is Constructed of Aluminum for Outstanding Service Life. Individual Elements Are Braised to The Main Beam for Permanent Attachment. These Antennas Have High Gain and Good Front to Back Performance to Minimize External Interference. It can be mounted in vertical or horizontal polarization. Provides the User with Anodized Aluminum Boom, Solid Elements,Heavy Duty Mounting Hardware Waterproof Design All-Weather operation. Each of Our Yagi Antenna is Individually Tested Before Leaving Our Manufacturing Facility. TECHTOO Yagi antenna features at Cost-Effective Price. Electrical Specifications: Range: 2400-2483 Bandwidth:83 Gain(dBi):18 Element:18 Half-power beam width(°):H30 V28 Front-to-back ratio(dB):16 VSWR:1.5 Input Impedance:50 Polarization:Horizontal or Vertical Maximum input power(W):100 Lightning protection:DC Ground Input connector type: RP-SMA Dimensions(mm):580*70*44 Cable length(m):0.3 Operating temperature(°c):-40?60 Rated Wind Velocity(m/s):60 Clamp:U-Shape Mounting hardware(mm): 35-50 Note: 1. This Yagi Antenna Compatible with 2400-2483 Only. 2. Please Contact Us If You Need Other Connector Instead of RP-SMA IMPORTANT NOTE: This is a passive antenna, It can not work alone. It must work together with other active network device like signal booster/repeater/router/access point, etc.