The AF9680 from Werlatone Inc is a Low Pass RF Filter with Frequency 10 to 520 MHz, Stopband Frequency 1.04 to 3 GHz, Insertion Loss 0.6 dB, Rejection 60 dB, Upper Rejection 60 dB@1575 to 1750 MHz. Tags: Module with Connector, Reflectionless Filter. More details for AF9680 can be seen below.