Feature: 1. INCREASE DYNAMIC RANGE: Effectively filter out of band signals, reduce noise and increase dynamic range 2. EXCELLENT SUPPRESSION: Filter also has excellent suppression of out of band remote signals, and performance is far superior to products made with bare PCB boards 3. NON INTERFERENCE: Adopt aluminum alloy shielded shell, non interference, no out of band spurious response, compact and sturdy, easy to use 4. SMA‑M SMA‑F INTERFACE: Possess 50 Ohms impedance, center frequency is 433 MHz, using interface for SMA‑M and SMA‑F 5. 10W(40 DBM) MAXIMUM CARRYING POWER: Maximum carrying power is 10W(40 dBm), possess stable structure, excellent performance and long service life Specification: Item Type: Bandpass Filter Module Material: Aluminum alloy Model: FBP-433 Impedance: 50 Ohms Center Frequency: 433 MHz Center Frequency Insertion Loss: ≤ 3.5 dB at 433 MHz 3 dB Bandwidth: 390 ~ 470 MHz 30 dB Bandwidth: 350 ~ 560 MHz More Than 50 dB Stop Band: DC ~ 250 MHz and 1100 ~ 2500 MHz Maximum Carrying Power: 10 W (40 dBm) Interface: SMA-M, SMA-F. Package List: 1 x Bandpass Filter Module Note: Don't overload.