1、High quality 4G full band antenna: Stable signal, stable transmission. 2、The antenna is foldable: Excellent in workmanship, and superior in electrical properties. 3、4G band antenna: Support for Huawei B310s / B593s / B315 / E5186s series CPE router. 4、5dbi± 0.7dbi gain: Increased network coverage. 5、50ohm impedance: Strong anti-interference capability. Features: High quality 4G full band antenna: Stable signal, stable transmission. The antenna is foldable: Excellent in workmanship, and superior in electrical properties. 4G band antenna: Support for Huawei B310s / B593s / B315 / E5186s series CPE router. 5dbi± 0.7dbi gain: Increased network coverage. 50ohm impedance: Strong anti-interference capability. Specification: Model: For TD-LTE FDD-LTE 4G antenna Frequency range: 700m 800m 900m 1710-1920M 2010-2100M 2300-2400M 2500-2690M Gain: 5dbi ± 0.7dbi Standing wave ratio: <= 2.0 Impedance: 50 ohm Antenna connector type: SMA male pin (inner thread inner pin) Connector outer diameter: 10 mm/ 0.4 inch Total length: about 19 CM / 7.5 inch Package List: 2 * Antenna Note: This product is used to help improve the reception of 4G signals, not for 2.4G wireless WiFi signal coverage. If you are in a place where the route does not receive 4G or 3G signals well, you can try to use this antenna to improve the ability to receive 4G.