The BWSBF2-17R8/29-5D6 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 17.8 to 29 GHz, Band 1 17.8 to 23 GHz, Band 2 23 to 29 GHz, Insertion Loss 8 dB, Isolation 30 dB. Tags: Die. More details for BWSBF2-17R8/29-5D6 can be seen below.