The 8FD10-3000/U250-P/P from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 2865 to 3135 MHz, Bandwidth 270 MHz (1dB), Center Frequency 3000 MHz, Upper Rejection 40 dB, Lower Rejection 40 dB. Tags: Cavity Filter. More details for 8FD10-3000/U250-P/P can be seen below.