The 6FS10-6300/U800-O/O from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 5861 to 6739 MHz, Bandwidth 878 MHz (1dB), Center Frequency 6300 MHz, Insertion Loss 0.2 dB, Upper Rejection 38 dB. Tags: Cavity Filter. More details for 6FS10-6300/U800-O/O can be seen below.