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2.G/5.8G Double Frequency SMA Antenna for Router
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2.G/5.8G Double Frequency SMA Antenna for Router

Product specifications:
Frequency Range:2400-2500MHz/5150~5850MHz
Gain:3dBi
V.S.W.R≤1.92
Nominal Impedance:50Ω
Polarization:Vertical
Maximum Power:50W
Connector:SMA
 
  • EX20030

  • Keesun

  • EX20030

Availability:
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Are you tired of dropped connections, slow streaming, and inconsistent Wi-Fi coverage? The 2.4G/5.8G Double Frequency SMA Antenna provides the solution, offering a dramatic, immediate performance boost over standard stock antennas. This is not just an antenna—it is a performance multiplier, engineered to unlock the full potential of your modern dual-band router or access point.

By supporting both the 2.4 GHz band (for long range and wall penetration) and the 5.8 GHz band (for high speed and low interference), this single antenna ensures your devices always connect to the optimal frequency. Whether you are running legacy smart home devices on 2.4 GHz or streaming 4K video on the faster 5.8 GHz band, this antenna guarantees a stronger, more stable, and faster wireless experience.

Key Features and Technical Specifications

This antenna is built to exceed expectations, offering superior electrical and physical characteristics for seamless integration into your wireless environment.

Optimized Dual-Frequency Signal Processing

  • True Dual-Band Operation: Specifically tuned to operate efficiently across both the 2.4 GHz (2400-2500 MHz) and the 5.8 GHz (5725-5850 MHz) frequency bands. This simultaneous support is crucial for modern Wi-Fi standards like 802.11ac and 802.11ax (Wi-Fi 5 & Wi-Fi 6).

  • High Omni-Directional Gain: Features optimized gain (typically 5dBi or higher) on both bands. This balances wide-area coverage on the 2.4G band with high-throughput performance on the 5.8G band.

  • Reduced Interference: The high-efficiency design minimizes signal loss and maximizes rejection of unwanted noise, providing cleaner, more consistent data streams, especially critical in dense urban environments.

  • Stable Impedance: Maintains the standard 50 Ohm impedance required for optimal radio frequency integrity, ensuring your router's power is efficiently converted into radiated signal.

Universal Compatibility and Physical Durability

  • Industry Standard SMA Connector: Equipped with the widely-used SMA Male Connector. This is the standard interface for external antennas on most commercial and high-performance routers, ensuring universal plug-and-play installation.

  • Adjustable Swivel Joint: The antenna features a robust 90-degree articulating hinge, allowing you to precisely position the antenna vertically (for maximum horizontal range) or at an angle for optimal signal direction, or simply fold it down for shipping or transport.

  • Durable Housing: Protected by a flexible yet rugged plastic or rubberized shell, ensuring resistance against minor impacts and daily wear and tear.

  • Vertical Polarization: Designed for vertical polarization, which aligns perfectly with the default orientation of most wireless clients (laptops, phones), resulting in superior link quality.

Universal Compatibility and Physical Durability

  • Industry Standard SMA Connector: Equipped with the widely-used SMA Male Connector. This is the standard interface for external antennas on most commercial and high-performance routers, ensuring universal plug-and-play installation.

  • Adjustable Swivel Joint: The antenna features a robust 90-degree articulating hinge, allowing you to precisely position the antenna vertically (for maximum horizontal range) or at an angle for optimal signal direction, or simply fold it down for shipping or transport.

  • Durable Housing: Protected by a flexible yet rugged plastic or rubberized shell, ensuring resistance against minor impacts and daily wear and tear.

  • Vertical Polarization: Designed for vertical polarization, which aligns perfectly with the default orientation of most wireless clients (laptops, phones), resulting in superior link quality.

Home and Small Office Routers

  • Dead Zone Elimination: Replacing stock 2dBi antennas with this higher-gain unit is the quickest way to push a stronger, more reliable Wi-Fi signal into previously unreachable areas of a home, apartment, or multi-story building.

  • Streaming & Gaming: The improved 5.8G link quality translates directly into lower latency and faster throughput for bandwidth-intensive activities like 4K video streaming, virtual reality (VR), and competitive online gaming.

  • Smart Home Ecosystems: Ensures better connectivity for both legacy 2.4G devices (thermostats, cameras) and new high-speed 5.8G clients (smart TVs, consoles), consolidating your entire smart home onto a stronger backbone.

Wireless Access Points (APs) and Extenders

  • Enterprise Coverage: Ideal for small-to-midsize business access points where reliable connectivity must be maintained across large open-plan offices, warehouses, or meeting rooms.

  • Range Extender Optimization: Enhances the capability of Wi-Fi range extenders, allowing them to capture a weaker signal from the main router and broadcast a stronger signal to end-users.

DIY and Custom Wireless Projects


  • IoT Gateways: Essential for customized Internet of Things (IoT) gateways or single-board computers (SBCs) that run both 2.4G protocols (like Bluetooth or ZigBee) alongside 5.8G backhaul connections.

  • Test Bench Equipment: Provides a consistent, high-quality antenna for RF engineers and technicians performing wireless integrity checks and prototyping of new dual-band wireless devices.

By investing in the 2.4G/5.8G Double Frequency SMA Antenna, you are choosing an efficient, high-performance solution that optimizes the reliability and speed of your entire wireless infrastructure.


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Shenzhen Keesun Technology Co.,Ltd was founded in Aug of 2012, a high-tech enterprise specializing in various types of antenna and network cable manufacturing.

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