The LPF105M from Lotus Communication Systems is a Low Pass RF Filter with Frequency DC to 105 MHz, Stopband Frequency 250 MHz to 4.75 GHz, 3 dB Cutoff Frequency 180 MHz, Insertion Loss 1 dB, Rejection 20 to 40 dB. Tags: Module with Connector. More details for LPF105M can be seen below.