The 11SB10-3100/T2000-O/O from K&L Microwave is a Band Pass Filter with Insertion Loss 1 dB, VSWR 2.00:1, Operating_Temperature -55 to 85 Degree C. Tags: Module with Connectors, Suspended Substrate Filter. More details for 11SB10-3100/T2000-O/O can be seen below.