Features 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 422‑446MHz, 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. Specification Item Type: Bandpass Filter Material: PCB Impedance: 50 Ohms Center Frequency: 433MHz 3dB Passband: 422-446MHz Insertion Loss: <1.8dB at 430-438MHz Maximum Carrying Power: 100mW (20dBm) Interface: SMA Interface Package List 1 x Bandpass Filter