Function: 1 This product has a large surface of heat dissipation, which is suitable for long time operation 2. 3 Printed circuit board material using high quality 1.6mm thick double sided board Tinned the complete process ensures good passage performance of high current and low current 4. One piece molding has no burrs, smooth surface and easy installation 5. 1‑1.2GHz ADS‑B filter module with stable structure and high performance Specifications: Item Type: Filter Module Material: PCB Interface: SMA Female Reception Range: 1-1.2GHZ a> Package List: 1 x Filter Module Note: 1 Do not use overload. 2. Do not use over voltage. 3 Do not use over current.