The QRF-5150-5350-50 from Qualwave is a Band Stop Filter with Stopband Frequency 5150 to 5350 MHz, Bandwidth 200 MHz, Insertion Loss 1.5 dB, Rejection 50 dB, Power 10 W. Tags: Module with Connectors. More details for QRF-5150-5350-50 can be seen below.