The PDSBF4-10R7/12R3-5D8 from Sainty-Tech Communications Limited is a Switched Filter Bank with Frequency 10.7 to 12.3 GHz, Band 1 10.7 to 11.55 GHz, Band 2 10.95 to 11.8 GHz, Band 3 11.2 to 12.05 GHz, Insertion Loss 8.5 dB. Tags: Die. More details for PDSBF4-10R7/12R3-5D8 can be seen below.