Features: brand new and high quality This filter has a 1dB bandwidth of 45MHz . The cut-off characteristic is used to optimize the performance of the 1.4GHz receiver. It can effectively filter out the signal, reduce the noise and increase the dynamic range. FBP~1400S high pass filter signal testing in the 1378~1422 MHz frequency range. Reduces noise, and increases dynamic range. Use aluminum alloy shielded for shell, anti-interference, no out-of-band spurious response, compact and sturdy, easy to use. Specifications: Model: FBP-1400s Impedance: 50 Ohms Center frequency: 1400MHz 1dB passband: 1378~1422 MHz Internal insertion loss: < 4.5 dB Maximum load power: 100 mW (20 dBm) Interface: SMA-M, SMA-F Size: approx 34x17.5mm/1.34x0.69in Note: Only the above package content, other products are not included. Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 0-2cm. Package includes: 1 x Bandpass Filter