The CLPFL-0700 from Crystek Corporation is a Low Pass RF Filter with Frequency DC to 700 MHz, Insertion Loss 0.04 to 0.69 dB, Rejection 1.39 to 48.67 dB, Power 4 W, Return Loss 14.53 to 46.40 dB. Tags: Connectorized, Butterworth Filter. More details for CLPFL-0700 can be seen below.