The BWSBF-2/8-4 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 1.6 to 8.2 GHz, Band 1 1.6 to 3.2 GHz, Band 2 2.6 to 4.9 GHz, Band 3 4 to 6.7 GHz, Insertion Loss 4.8 to 5.6 dB. Tags: Die. More details for BWSBF-2/8-4 can be seen below.