Features: brand new and high quality This filter has a 1dB bandwidth of 45MHz and a steep cut-off characteristic. . For RF signal testing in the 703 - 748 MHz frequency range It is dedicated to the performance optimization of 725MHz receiving equipment. It can effectively filter out-of-band signals, reduce noise, and increase 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-725s Impedance: 50 Ohms Center frequency: 725 MHz Passband (1dB bandwidth): 703 to 748 MHz In-band insertion loss:Less than 3.5 dB (typ: - 3.0 dB) Maximum Carrying Power: 100 mW (20 dBm) Interface: SMA-M, SMA-F Size: approx 34x17.5mm/1.34x0.69in Package Includes: 1 x Bandpass Filter note: Only the above package content, other products are not included. Note: 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.