The BWHF-16G from Sainty-Tech Communications Limited is a RF High Pass Filter with Frequency 16 to 38 GHz, Insertion Loss 1.8 dB @16.0GHz, Power 30 dBm, Rejection 20 dB @11.4GHz, 40 dB @10.4GHz, Lower Rejection 20 to 40 dB. Tags: Die. More details for BWHF-16G can be seen below.