The XHF-153-D+ from Mini Circuits is a RF High Pass Filter with Frequency 15.3 to 40 GHz, Insertion Loss 2 dB, Power 1.26 W, Rejection 8.9 to 20.7 dB, Lower Rejection 8.9 to 20.7 dB @ DC to 12000 MHz. Tags: Die, Reflectionless Filter. More details for XHF-153-D+ can be seen below.