The E9501G41 from Microwave Circuits is a Gain Equalizer with Frequency 950 MHz to 1.45 GHz, Gain Equalization 6 dB, Insertion Loss 1 to 7 dB, Power 30 dBm, Impedance 50 Ohms. Tags: Module with Connectors, Positive Gain Slope. More details for E9501G41 can be seen below.