The 6FD10-6590/U400-P/O from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 6380.3 to 6799.7 MHz, Bandwidth 419.4 MHz (1dB), Center Frequency 6590 MHz, Upper Rejection 40 dB, Lower Rejection 40 dB. Tags: Cavity Filter. More details for 6FD10-6590/U400-P/O can be seen below.