The BM10055.10 from Bracke Manufacturing is a Fixed Attenuator with Frequency 500 MHz to 2 GHz, Attenuation 10 dB, Power 2 W, Attenuation Accuracy ±1.5 dB, Operating Temperature -55 to 125 Degree C. Tags: Module with Connectors. More details for BM10055.10 can be seen below.