The LPF3000M from Lotus Communication Systems is a Low Pass RF Filter with Frequency DC to 3 GHz, Stopband Frequency 4.55 to 10 GHz, 3 dB Cutoff Frequency 3600 MHz, Insertion Loss 1.2 dB, Rejection 20 to 30 dB. Tags: Module with Connector. More details for LPF3000M can be seen below.