The QBF-23000-30000-85 from Qualwave is a Band Pass Filter with Frequency 23 to 30 GHz, Bandwidth 7000 MHz, Center Frequency 26500 MHz, Insertion Loss 1.5 dB, Upper Rejection 85 dB @34 GHz. Tags: Module with Connectors. More details for QBF-23000-30000-85 can be seen below.