The 8FD10-8300/U125-O/O from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 8186.15 to 8413.85 MHz, Bandwidth 227.7 MHz (1dB), Center Frequency 8300 MHz, Insertion Loss 1.41 dB, Upper Rejection 50 dB. Tags: Cavity Filter. More details for 8FD10-8300/U125-O/O can be seen below.