The 8MB/E-750/U400-S3L from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 540 to 960 MHz, Bandwidth 420 MHz (1dB), Center Frequency 750 MHz, Insertion Loss 0.86 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 8MB/E-750/U400-S3L can be seen below.