The BWSBF-7R8/18-3 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 7.8 to 18.1 GHz, Band 1 7.8 to 9.6 GHz, Band 2 10.2 to 12.7 GHz, Band 3 15.8 to 18.1 GHz, Insertion Loss 4.2 to 4.3 dB. Tags: Die. More details for BWSBF-7R8/18-3 can be seen below.