Characteristics and Interoperability Type-C Adapter Jack Earldom OT45 - 2-In-1. Ability to convert Android phones to a single Type-C and a single 3.5mm AUX port Type-C Adapter Jack Earldom OT45 - 2-in-1 Ability to convert Android phones to a single Type-C and a single 3.5mm AUX port Design 1 Type C charging port allows you to talk, listen to music, and charge phones with Type C ports. The product's incredibly small size makes it convenient to carry around. To reduce charging time, support Type-C fast charging. Amperage control chips provide secure charging protection.