The BWSBF5-R8/18-7C8 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 0.8 to 18 GHz, Band 1 0.8 to 5GHz, Band 2 5 to 9 GHz, Band 3 8GHz to 12GHz, Insertion Loss 7 to 22 dB. Tags: Die. More details for BWSBF5-R8/18-7C8 can be seen below.