authentication type FCC merged DoC and Verification into SDoC (Supplier's Declaration of Conformity) on November 2, 2017. SDoC certification will replace FCC Verification and DoC certification procedures. All equipment applicable to FCC Verification and DoC certification procedures are SDoC certification procedures may be adopted. FCC is divided into two different certification methods for the types of electronic products, namely: FCC SDoC and FCC ID (Certification). The former is suitable for ordinary products without wireless functions, and the latter is suitable for products with wireless functions.