Features:Charging power: maximum 27WSupporting current: 9V/3AMaterial: aluminum alloy+TPEColor: black, greyPlug: USB-C male, USB-C female, 3.5mm femaleSize: 49.5*23.6*9.4mmFeatures:1. 2-in-1 USB C Adapter: This adapter allows you to connect Type-C enabled phone, PC, laptop to your 3.5mm audio headphone, speakers or microphones.2. Play while charging: Charge and listen to music simultaneously, Don't worry about the phone will be out of power when watching movies or having a long telephone conversation.3. PD High-Speed Charging: It supports PD charging up to 27W (9V/3A), we suggest that you use the PD charger to get faster-charging speed.4. Built-in Smart Chipset: Features a built-in smart chipset to Support volume control and answer calls on compatible devices.5. DAC Hi-Res Audio: Compatible with CTIA, not compatible with OMTP, the 3.5mm audio port supports digital Hi-Res audio (High Resolution Audio), DAC supports 44.1/48/96 Sample Rate, 16/24/32-bit, ADC input supports 48KHz Sample Rate, 16bit.Package List:1 x Audio Adapter