The CER0110B from CTS Electronic Components is a Band Pass Filter with Frequency 2.11 to 2.17 GHz, Insertion Loss Less than 1.9 dB, Rejection 22 to 56 dB, Power 1 W, Operating_Temperature -40 to 85 Degree C. Tags: Surface Mount, Ceramic, Ceramic Filter. More details for CER0110B can be seen below.