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Short for Walking Optimal Power Control II, WOPC II is an algorithm that dynamically adjusts laser power to optimize quality across different types of media.
Unlike other drives which preset the writing power before the actual writing of data, the Walking Optimal Power Control algorithm evaluates the writing quality constantly and adjusts the writing power accordingly in order to ensure the best possible writing quality over the entire disc. WOPC technology is commonly found in BenQ products which contain "Write Right Technology" which utilizes WOPC II.

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