Amazon.co.jp: Mxcudu Samsung Galaxy S21 ヘッドホンアダプター 3イン1 USB Cオス - 3.5mm & USB Cヘッドフォンジャック 60W 充電アダプター Google Pixel 5/4/3XL/2XL Galaxy S22+/S22 Ultra/S22/S21FE/Note 10に対応 : パソコン・周辺機器
Earphone USB-C Headphone Adapter for Galaxy S21/Ultra/Plus Phones - 3.5mm Jack Charger Port Splitter Mic Support Hands-free Type-C Compatible With Samsung Galaxy S21/Ultra/Plus - Walmart.com
Samsung Galaxy S21 FE Won't Come With a Charger in Box, No MicroSD Card Slot or 3.5mm Headphone Jack Either - MySmartPrice
Type C to 3.5mm Aduio Adapter with Smart DAC For Samsung Galaxy S21 Ultra G998U1のeBay公認海外通販|セカイモン
Olixar White USB-C To 3.5mm Adapter - For Samsung Galaxy S21 - Mobile Fun Ireland