Feature 1 GOOD COMPATIBILITY: Designed for LoRa IoT application, compatible with all helium miners on the market, such as for Nebra HNT hotspot miner, for RAK V2 hotspot miner, etc. 2 WIDE APPLICATION: Suitable for all 433MHz mining machines and antennas, the low pass filter has stable structure, excellent performance and long service life. 3 HIGH PERFORMANCE: The band pass filter has optimized performance, which can effectively filter out out of band signals, reduce noise and increase dynamic range. 4 FREQUENCY RANGE: The center frequency of this bandpass filter is 433MHz, and the 3dB passband is 422446MHz, with low insertion loss and less interference. 5 SMA INTERFACE: The bandpass filter has a compact structure, with standard SMA interfaces, stable connection, good stability and strong practicability.Item Type: Bandpass FilterMaterial: PCBImpedance: 50 OhmsCenter Frequency: 433MHz3dB Passband: 422-446MHzInsertion Loss: