The 8FS10-2000/U200-O/O from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 1845 to 2155 MHz, Bandwidth 310 MHz (1dB), Center Frequency 2000 MHz, Upper Rejection 55 dB, Lower Rejection 55 dB. Tags: Cavity Filter. More details for 8FS10-2000/U200-O/O can be seen below.