The ATTxxCXP-4221-S5S4 from ETL Systems is a Fixed Attenuator with Frequency DC to 6 GHz, Attenuation 3, 5, 6, 10, 15 & 20 dB, Power 0.5 to 2 W, Attenuation Accuracy ±0.5 dB, Operating Temperature -55 to 155 Degree C. Tags: Module with Connectors. More details for ATTxxCXP-4221-S5S4 can be seen below.