This Wi-Fi Dual-Band Antennas will significantly increase the range and strength of your Wi-Fi signal. Our Omni-directional antennas are a direct replacement for the antennas that comes standard with your router, access point, VOIP device, or PCI card. Each Antenna is Omni-directional, no aiming is equired - it can send and receive Wi-Fi in all directions. This Antennas is stronger then the less powerful external wi-fi antennas offered by major manufacturers. INSTALLATION IS VERY EASY - just twist off the factory Wi-Fi antennas and twist on our more powerful Wi-Fi antennas and you'll experience an instant jump in. The tilt and swivel feature allows the antenna to be positioned at practically any angle. This screw-on, swivel mount RP-SMA Male connector is compatible with most wireless communications systems and will WORK WITH ANY ROUTER or wireless Network adapter with RP-SMA Female connector PRODUCT SPECIFICATIONS: - Product name / Product No : 2.4Ghz/5Ghz Dual Band Omni-Directional Wi-Fi Antenna / HSA-2458TE9; - Gain: 9dBi; - Frequency Range: 2.4Ghz & 5Ghz; - VSWR: ? 2.0; - Polarization: Linear Vertical; - Impedance: 50 ? Nominal; - Direction: Omni-directional; - Connector: RP-SMA Male; - Dimension-mm: 39 cm x 1,5 cm; - Net Weight: 50g; - Operating temperature: -20°? ~ + 60°?; - Storage temperature: -30°? ~ + 75°?; - Operating Humidity: 0% to 85% (non-condensing); - Color: Black. PACKAGE INCLUDES: 3pcs of 9dBi 2.4Ghz/5Ghz Dual Band Omni Directional Antenna with RP-SMA Male Connector For Router and other Wireless Network Devices. NOTE: Change ALL Wi-Fi antennas into our 9dBi Antennas, if your old device has more than one external Wi-Fi antenna