The ADLPF 2250/100-S from ADMOTECH is a Low Pass RF Filter with Frequency 2.2 to 2.3 GHz, Bandwidth 100 MHz, Insertion Loss 0.5 dB, Rejection 30 to 45 dBc, Upper Rejection 30 to 45 dBc. Tags: Surface Mount. More details for ADLPF 2250/100-S can be seen below.