The 4SFB-00114 from K&L Microwave is a Switched Filter Bank with Frequency 680.5 to 776.5 MHz, Band 1 680.5 MHz, Band 2 776.5 to 776.5 MHz, Band 3 744.5 to 779.5 MHz, Insertion Loss 7.5 dB. Tags: Surface Mount. More details for 4SFB-00114 can be seen below.