Welcome to our store! This mini bandpass filter is professionally designed to optimize the performance of 433MHz remote control (model aircraft, aerial photography drones) receiving equipment. SAW high-pass filter provides excellent suppression of out-of-band signals, with performance far superior to PCB-only products. Effectively filters out-of-band signals, reduces noise, and increases dynamic range for the best possible experience. Features low interpolation loss and sharp cut-off characteristics, reducing environmental interference and significantly improving the signal-to-noise ratio. Compact, robust, and easy to use, this mini 433MHz bandpass filter is anti-interference and provides no spurious response outside the band, meeting your various needs. Key Features: Material: Metal Interface: SMA Impedance: 50 Ohm Center Frequency: 433MHZ Highest Bearing Power: 1W (30dBm) Package Includes: 1 x 433MHZ Bandpass Filter If you receive your item and discover any product issues, such as damage or incorrect quantity, please contact us immediately. We will do our best to provide you with satisfactory customer service.