Enjoy clear calls and music with the ACEFAST L9 USB-C Wired Earphone with Mic. Designed for USB-C devices, it features a comfortable single-ear design, built-in microphone, and in-line remote control for easy call and music management. The 1.2m / 3.94ft TPE wire is lightweight, non-tangling, and convenient for daily use. With a digital chip for stable compatibility, it is suitable for smartphones, tablets, and other USB-C devices.