The NGFL0603AG2R450G050TRF from NIC Components is a Low Pass RF Filter with Frequency 2400 to 2500 MHz, Bandwidth 100 MHz, Stopband Frequency 4800 to 7500 MHz, Insertion Loss 0.6 dB, Rejection 30 to 35 dB. Tags: Surface Mount, Ceramic Filter. More details for NGFL0603AG2R450G050TRF can be seen below.