The TFS1191 from Vectron International is a Band Pass Filter with Frequency 1164 to 1189 MHz / 1189 to 1214 MHz / 1192.14 to 1222.14 MHz, Insertion Loss 3.4 to 4 dB, Rejection 8 to 37 dB, Upper Rejection 10 to 36 dB, Lower Rejection 10 to 37 dB. Tags: Surface Mount, RF SAW Filter. More details for TFS1191 can be seen below.