The 6MB/E-185/U45-S5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 161.9 to 208.1 MHz, Bandwidth 46.2 MHz (1dB), Center Frequency 185 MHz, Insertion Loss 1.43 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 6MB/E-185/U45-S5 can be seen below.