The 3FD10-8400/T50-P/P from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 8321 to 8479 MHz, Bandwidth 158 MHz (3dB), Center Frequency 8400 MHz, Insertion Loss 1.02 dB, Upper Rejection 60 dB. Tags: Cavity Filter. More details for 3FD10-8400/T50-P/P can be seen below.