The capacitors are specified as a CAP CER 1.2PF 25V C0G/NP0 01005 model with very low capacitance of 1.2 pF and a tolerance of ±0.05pF at a rated voltage of 25V. They have the designation C0G, also known as NP0, which signifies they are Ceramic capacitors in the metric size 0402 (01005).