The QBF-5841-6249-50 from Qualwave is a Band Pass Filter with Frequency 5.841 to 6.249 GHz, Bandwidth 408 MHz, Center Frequency 6045 MHz, Insertion Loss 1 dB, Upper Rejection 50 dB @7.15 to 15 GHz. Tags: Module with Connectors. More details for QBF-5841-6249-50 can be seen below.