The 4HD10-8475/H50-P/P from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 8431.4 to 8518.6 MHz, Bandwidth 87.2 MHz (3dB), Center Frequency 8475 MHz, Insertion Loss 0.74 dB, Lower Rejection 100 dB. Tags: Cavity Filter. More details for 4HD10-8475/H50-P/P can be seen below.