The AN09A is a most classic 9dbi circular polarization UHF antenna launched by SeeMore. It has round and smooth shape, durable material, which is seamlessly compatible with different brands of RFID readers. Its low profile with high gain, light weight, IP66 protection level, and easy to install,  and excellent performance with max 15m long distance, which makes wide use in different indoor / outdoor applications. Key Features: Ultra-Long Range Recognition: Featuring a high gain of 9dBi, the antenna achieves a read range of up to 15 meters or more when paired with high-power readers, significantly enhancing data collection efficiency. Omni-Directional Identification: Utilizing an advanced Circular Polarization design, it ensures precise reading regardless of tag orientation, effectively minimizing leakage and missed reads. Wide Frequency Support: Covers the full 865MHz - 928MHz spectrum, supporting global UHF RFID standards including ETSI (Europe) and FCC (Americas/Asia). Low VSWR: With a typical VSWR of ≤1.3:1, it guarantees highly efficient power transmission, reducing reader power consumption and extending system service life. Industrial-Grade Durability: Built with an aluminum backplate and a premium PC housing, it boasts an IP66 protection rating. It is UV-resistant and withstands extreme temperature fluctuations, making it ideal for harsh outdoor environments.