The AF9960 from Werlatone Inc is a Low Pass RF Filter with Frequency 10 to 500 MHz, Stopband Frequency 750 MHz to 3 GHz, Insertion Loss 0.5 dB, Rejection 45 dB, Upper Rejection 45 dB@750 to 3000 MHz. Tags: Module with Connector, Reflectionless Filter. More details for AF9960 can be seen below.