The BWSBF-3/10-4 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 3 to 10 GHz, Band 1 3 to 4.8 GHz, Band 2 4.3 to 6.5 GHz, Band 3 6 to 8 GHz, Insertion Loss 6.5 to 7.5 dB. Tags: Die. More details for BWSBF-3/10-4 can be seen below.