The AAT-28-479/5S from Pulsar Microwave is a RF Variable Attenuator with Frequency 6.0 to 16.0 GHz, Attenuation Range 32 dB, Power 0.5 W, P1dB 27 dBm, Insertion Loss 4 dB. Tags: Module with Connectors, Voltage Controlled. More details for AAT-28-479/5S can be seen below.