Amazon.com: Movo TCB2 XLR Microphone to TRRS Smartphone Adapter with Headphone Jack - Compatible with iPhone and Android - XLR Female to 3.5mm Male Y Splitter Mic and Audio Adapter, Must-Have Cable
Reporterstore.com - BOYA BY-BCA6 XLR to 3.5mm TRRS microphone adapter
Amazon.com: LyxPro XLR Female to TRRS, Connects Professional XLR Microphones to iOS, iPhone, iPad, and iPod Includes Output for Headphones, Small (10 Inches) : Musical Instruments