Philips 4 in. USB-C to 3.5mm Audio Auxilary Adapter in Black DLC4311V/27 - The Home Depot
Amazon.com: VCE 1/4" to 1/8" Adapter, 3.5mm 1/8 inch Male to 6.35mm 1/4 inch Female Audio Jack Gold Plated Adapter for Amplifiers, Guitar, Home Theater Devices, Laptop, Headphones - 8 inch : Electronics
Plug your iPhone Earphone into a Standard 3-Conductor Jack
USB to 3.5mm Jack Audio Adapter,External Sound Card USB-A to Audio Jack Adapter