The AB5745B579 from Anatech Electronics is a WiFi cavity filter with central frequency of 5745 MHz. It has a bandwidth of 40 MHz with an insertion loss of 1.75 dB and rejection of 20 dBc. The filter can handle up to 30 W of power and has a group delay variation of 4 ns over any 0.5 MHz in passband. It is available with Type N Female or Male connectors and measures 3.50 x 3.50 x 1.50 inches.