This filter features a 1dB bandwidth of 4MHz and steep cutoff characteristics. Optimizes performance for 868MHz RFID receivers and European LORA Internet Node devices, effectively filtering out out-of-band signals, reducing noise, and increasing dynamic range. Type: LC Filter Model: FBP-868S Impedance: 50 ohm Center Frequency: 868 MHz Passband (1dB bandwidth): 866~870 MHz Insertion Loss: Less than 3.5 dB Maximum Load Power: 100 mW (20 dBm) Interface: SMA-M, SMA-F Frequency Response Curve (labeled 3dB bandwidth in the figure, scan center frequency: 868MHz, blue wire width: 100MHz, vertical scale: 10dB per grid) (For neutral models, please remove the label from the product) Material: Metal Color: Silver + Gold Package Contents: 1 x SAW Bandpass Filter Only the above package content is included; other products are not. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.