Feature: 1. [Frequency And Bandwidth] Bandpass filter center frequency 3960MHz, 1dB bandwidth of about 1600MHz, stable and reliable to use. 2. [Circuit Structure] This band pass filter is a multilayer thin film circuit structure with non sharp cutoff characteristics. 3. [Applications] Used for anti interference and performance optimization for UWB BAND 1‑3 wireless communication system receiving equipment. 4. [Multifunctional] Multifunctional bandpass filter can effectively filter out of band signals, reduce noise, and increase dynamic range. 5. [Gold Plated] 3168 to 4752 MHz bandpass filter with 24K gold plated structure for better performance than bare PCB processing. Specification: Item Type: Band Pass Filter Material: Metal Appearance Size: Approx. 34.3 x 17.5mm / 1.35 x 0.69in SMA Male Round Head Diameter: Approx. 7.7mm/0.30in Model: WFB 3050 Interface: SMA Impedance: 50 Ohms Center Frequency: 3960 MHz 3 dB Passband: 3110-4950 MHz Insertion Loss: < 1.5 dB at 3168-4752 MHz Maximum Load Power: 3W (35dBm). Package List: 1 x Band Pass Filter Note: Manual measurement, please allow some errors.