The 50AP-002 from JFW Industries is a RF Variable Attenuator with Frequency 10 MHz to 0.5 GHz, Attenuation Range 0 to 30 dB, Power 0.01 W, P1dB 10 dBm, Insertion Loss 2 dB. Tags: Module with Connectors, Voltage Controlled. More details for 50AP-002 can be seen below.