The AWT-BPF1200BW4000-Q08 from AWG Tech is a Band Pass Filter with Frequency 1 to 1.4 GHz, Bandwidth 400 MHz, Center Frequency 1200 MHz, Insertion Loss 2 dB, Rejection 50dB @ 7 GHz. Tags: Module with Connectors, Cavity Filter. More details for AWT-BPF1200BW4000-Q08 can be seen below.