The product reference is 1206Y5001P50HQT and it is a CAP CER 1.5PF 500V C0G/NP0 1206 with specifications that include a capacitance of 1.5 pF, tolerance of ±0.05pF, and voltage rating of 500V. This capacitor is classified as a ceramic type, specifically C0G and NP0 (also known as 1B), and it follows the metric size of 3216 but is commonly referred to in the industry as 1206, which corresponds to its dimensions.