The 6MB/E-70/U20-S5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 56.8 to 83.2 MHz, Bandwidth 26.4 MHz (1dB), Center Frequency 70 MHz, Insertion Loss 1 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 6MB/E-70/U20-S5 can be seen below.