The AF6A1490S50FCA from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 1465 to 1515 MHz, Bandwidth 50 MHz, Center Frequency 1490 MHz, Insertion Loss 2.2 to 2.5 dB, Upper Rejection 5 to 50 dB. Tags: Surface Mount, Dielectric Filter. More details for AF6A1490S50FCA can be seen below.