The BF070 from COM-MW is a Band Pass Filter with Frequency 1100 to 1450 MHz, Insertion Loss 1.6 to 2.5 dB, Upper Rejection 25 dB @ 3700 to 5000 MHz, 20 to 30 dB @ 2050 to 3700 MHz, Lower Rejection 20 to 28 dB @ 500 to 600 MHz, 30 to 38 dB @ DC to 500 MHz, Power 8 W. Tags: Surface Mount. More details for BF070 can be seen below.