Key features - Supports TYPE-C interface upgrade program - TYPE-C charging interface maximum 1.5A charging current - Built-in lithium battery 3.7v /2000MA - Supports 3.5MM stereo audio output Benefits and practical value - Improves compatibility with devices that use TYPE-C ports while preserving traditional 3.5mm audio - Fast charging capability via TYPE-C input up to 1.5A helps reduce downtime - Portable built-in power with a 3.7V lithium battery (2000MA) supports on-the-go use - Reliable 3.5mm stereo audio output for headphones and external speakers Use scenarios - Scenario 1: You have a TYPE-C smartphone or tablet without a built-in 3.5mm jack. Use the device to deliver high quality stereo audio through standard 3.5mm headphones or external speakers. - Scenario 2: You use a TYPE-C laptop or computer and want to route audio to wired headphones or speakers while charging is performed via the same TYPE-C interface. - Scenario 3: While traveling, rely on the internal 2000MA battery to power the adapter for extended audio playback on the go, with easy recharge via TYPE-C up to 1.5A.