The BWSBF-R8/18-7A from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 0.8 to 18 GHz, Band 1 0.8 to 3GHz, Band 2 2 to 3.5 GHz, Band 3 2.5 to 4.3 GHz, Insertion Loss 8 to 9 dB. Tags: Die. More details for BWSBF-R8/18-7A can be seen below.