The BWSBF-9R5/18-4 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 9.5 to 18 GHz, Band 1 9.5 to 12 GHz, Band 2 11.5 to 14 GHz, Band 3 13.5 to 16 GHz, Insertion Loss 7 to 7.5 dB. Tags: Die. More details for BWSBF-9R5/18-4 can be seen below.