The AWT-BPF8317BW28-Q08 from AWG Tech is a Band Pass Filter with Frequency 8.3 to 8.33 GHz, Bandwidth 28 MHz, Center Frequency 8317 MHz, Insertion Loss 1.2 dB, Rejection 80dB @ DC - 7.817 GHz. Tags: Module with Connectors, Cavity Filter. More details for AWT-BPF8317BW28-Q08 can be seen below.