The AE1732B11033 is a Cavity Bandpass filter that has a bandwidth of 45 MHz and a passband ripple of 0.1 dB. This Cavity filter has a return loss of 18 dB Min and an insertion loss of 1.0 dB Max. For more information, click here. Datasheet: 1710-1755 MHz Cavity Bandpass Filter (anatechelectronics.com)