ITEM NAME:1090MHz PCB Strip-line 4 Half Wave Antenna SMA Female for Receiving Signals Product Description Specific parameters: 1. Connector: SMA female 2. Size: about 32mm * 420mm 3. Weight: about 109 grams 4. Frequency: 1090MHz 5. Gain: 12DB Product included: 1 * ADS-B LAN antenna Note: 1. Due to the manual measurement, please allow an error of 1 ~ 3cm, please prevail in kind, thank you! 2. The color will vary depending on the computer screen display and the light of the photo. Please refer to the actual product, thank you. If you have any uncertainty or feel confused about the item, please feel free to.Frequency: 1090MHz. Connector: SMA female. 1 ADS-B LAN antenna. We will try our best to reduce the risk of the custom duties. Weight: about 109 grams.