The PDSBF4-2R7/3R5-5D7 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 2.7 to 3.5 GHz, Band 1 2.7 to 3 GHz, Band 2 2.95 to 3.25 GHz, Band 3 3.25 to 3.5 GHz, Insertion Loss 8 dB. Tags: Die. More details for PDSBF4-2R7/3R5-5D7 can be seen below.