Usage Tips: This filter can a passband bandwidth of 30MHz, low insertion loss, and a steep cut-off characteristic.Performance optimization of ADS-B receivers for 1090MHz to effectively filter out-of-band signals, reduce noise, and increase dynamic range.The device is ultra-small and easy to use.Model: FBP-1090sImpedance: 50 OhmsCenter frequency: 1090 MHzPassband (1 dB bandwidth): 30 MHz (see measured frequency response diagram for details)30 dB bandwidth: Less than 80 MHzIn-band insertion loss: 1.7 to 2.2 dBMaximum Carrying Power: 100 mW (20 dBm)Interface: SMA-M, SMA-FMaterial: Metalcolour: As shownPackage Contents:1 x 1090S bandpass filterOnly the above package content, other products are not included.Note: Light 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 +/- 1-3cm.