The 50P-1778 from JFW Industries is a RF Variable Attenuator with Frequency 800 to 2200 MHz, Attenuation Range 0 to 127 dB, Power 0.1 W, P1dB 23.97 dBm, Switching Time 5000 ns. Tags: Module with Connectors, Programmable, Digital, Computer Controlled. More details for 50P-1778 can be seen below.