The VBFZ-1690-S+ from Mini Circuits is a Band Pass Filter with Frequency 1455 to 1925 MHz, Center Frequency 1690 MHz, Insertion Loss 2.3 dB, Rejection 20 to 30 dB, Power 7 W. Tags: Module with Connectors, Lumped Component Filter. More details for VBFZ-1690-S+ can be seen below.