The BM10064.3 from Bracke Manufacturing is a Fixed Attenuator with Frequency 50 MHz to 3 GHz, Attenuation 3 dB, Power 2 W, Attenuation Accuracy ±2 dB, Operating Temperature -55 to 85 Degree C. Tags: Module with Connectors. More details for BM10064.3 can be seen below.