The 7FD10-7500/U1800-O/O from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 6577 to 8423 MHz, Bandwidth 1846 MHz (1dB), Center Frequency 7500 MHz, Insertion Loss 0.22 dB, Upper Rejection 75 dB. Tags: Cavity Filter. More details for 7FD10-7500/U1800-O/O can be seen below.