Features ANTI FM INTERFERENCES: The filter operating frequency range is 1-3000MHZ, with stopband suppression over 50dB at 88-108M, anti-FM interference. MAIN OBJECTIVE: This band-stop filter can pass through most frequency components and attenuate a range of frequency components to a very low level. LOW LOSS: The FM bang stop filter has low bandwidth insertion loss, less than 1 dB, very energy efficient. ALUMINIUM ALLOY HOUSING: The filter adopts CNC aluminum alloy housing, which is sturdy and stable, ensuring long-term use needs. Precise interface: This broadcast FM band stop filter is well designed with standard and accurate interface, very easy to connect to your device. Specification: Item Type: Tape Stop Filter Material: aluminium alloy. Operating frequency range: 1-3000MHZ Characteristic impedance: 50Ω Stop band: 76-120MHZ, stop band suppression>50dB to 88-108M, anti-FM interference Bandwidth insertion loss: <1dB Maximum input power: +30dBm (1W) Input Output Interface: SMA KE (SMA Female) Package list: 1 x Tape Stop Filter Package List 1 x Band Stop Filter