The BN: 570552F001 from Spinner Group is a Band Stop Filter with Stopband Frequency 897.5 to 915 MHz, Insertion Loss 0.4 to 2.3 dB, Rejection 51 dB, Power 150 W, VSWR 1.35:1. Tags: Module with Connectors. More details for BN: 570552F001 can be seen below.