Note: Make sure your phone has the function of transmitting audio through the USB Type C port. If you have a phone with a 3.5mm mini-jack connector, headphones with a USB Type-C connector will not work with it. the adapter also does not work with Samsung phone models such as: the entire Galaxy S22, S20, S21, Note 20, 21, S10 series and Galaxy A series. NOTE: "Not for iPhone / Apple devices", only compatible with new Android mobiles with charging connectors of TYPE-C / USB-C Baseus L41 is an adapter with a USB-C socket to a 3.5mm socket / USB-C socket dedicated to devices with a USB-C socket. Allows you to connect wired headphones with a 3.5 mm jack connector to smartphones that are not equipped with jack jacks. You can charge the device or transfer data via the USB-C port. - USB-C male to 3.5mm female audio adapter and USB-C male - Compact size, easy to carry - Compatible with smartphones with just one USB-C port. Connector: USB-C - USB-C 3.5mm (mini-jack) USB-C