The AAT-15-479/1S from Pulsar Microwave is a RF Variable Attenuator with Frequency 500 MHz to 2 GHz, Attenuation Range 64 dB, Power 0.5 W, P1dB 27 dBm, Insertion Loss 3.5 dB. Tags: Module with Connectors, Voltage Controlled. More details for AAT-15-479/1S can be seen below.