This is a CAP CER 120PF 1KV C0G/NP0 1206 ceramic capacitor with the following specifications: Capacitance: 120 pF Tolerance: ±2% Voltage rating: 1000V (1kV) Dielectric material: Ceramic, type C0G or NP0 (also known as 1B) Case size: 1206 (3216 Metric)