The SBPF-1000-2000-05-N from Fairview Microwave is a Tunable Filter with Frequency 1 to 2 GHz, Bandwidth 50 MHz, Input Power 50 W, Insertion Loss 1 dB, Operating Temperature -55 to 85 Degree C. Tags: Module with Connectors, Mechanically Controlled. More details for SBPF-1000-2000-05-N can be seen below.