This is a 56pF ±10% 200V Ceramic Capacitor with the designation of CER 56PF 200V C0G/NP0 0603. It has a capacitance value of 56 picofarads and operates at a voltage rating of 200 volts. The capacitor's tolerance is ±10%, indicating that its actual capacitance may vary within this range. Its designations include CER, 56PF, 200V, C0G/NP0, and 0603 (or 1608 Metric), making it identifiable for specific applications.