No support OTG and audio, earphone connection, not applicable to Iphone 15 series.
Bkduice USB C to 3.5mm Headphone Jack Adapter with DAC Chip, 2 Pack HiFi USB-C to Audio Dongle Compatible with iPhone 16 15 Pro Max, Galaxy S25 S24 S23 S22, iPad Pro, MacBook, USBC to Aux Adapter
USB-C to 8pin Adapter Fast Charging Converter for iPhone & iOS Devices
