This is a 0805 (2012 metric) sized ceramic capacitor with the designation of CER 56PF 200V C0G/NP0. It has a capacitance value of 56 pF and can withstand a maximum voltage of 200V. The capacitor meets the standards for C0G, also known as NP0, which is characterized by its high stability and low loss over a wide range of frequencies and temperatures.