Part number  AB1600B902 has a center frequency of 1600 MHz and a pass band between 1575-1625 MHz.   Insertion loss is less than 1 dB across the passband and a rejection of more than 50 dB 25 MHz away from the passband edges at 1550 MHz and 1650 MHz.

 For more information go to 1600 MHz Cavity Band Pass Filter (anatechelectronics.com).