Fangrui Product Details Frequency Range: Saw Bandpass Filter, Used For Umts Signal Test In The Frequency Range Of 2110-2170mhz, With The Center Frequency Of 2140mhz. Sma Interface: The Signal Bandpass Filter Is Equipped With Sma, Both Ends Can Be Input And Output, And The Rf Characteristic Is Non Directional. Multiple Usages: This Bandpass Filter Can Effectively Filter Out Out Of Band Signals, Reduce Noise, And Increase Dynamic Range, Stable And Reliable. Aluminum Alloy: The Filter Adopts Aluminum Alloy Shielding Shell, With Less Interference, No Out Of Band Stray Response, Light And Proof. Easy Operation: The Bandpass Filter Has A Compact Size, Can Be Used After Connecting The Required Electronic Components, Compact And Practical. Specification: Item Type: Bandpass Filter Impedance: 50 Ohms Center Frequency: 2140mhz Pass Band (1db Bandwidth): 2110-2170mhz Band Interpolation Loss: 2.0-2.5db (typical Value: 2.2db) Maximum Bearing Power: 100mw (20 Dbm) Interface: Sma-m, Sma-f (rf Characteristics Have No Directivity, Both Ends Ca