0.25M Micro USB Male to RJ9 4P4C Male Extension Adapter Cable, MicroUSB to RJ9 4P4C Converter Wire for Handset Headsets, Telephone Receiver & Custom DIY Hardware Projects

This 0.25meter adapter cable features a microUSB male connector on one end and RJ9 4P4C male plug on the other end, serving as a dedicated conversion wire to bridge microUSB interface and standard 4P4C RJ9 handset port. It transfers signals between two different interface standards for telephone handsets, receiver headsets and custommodified electronic devices.

Compact 25centimeter length avoids redundant cable clutter inside equipment cabinets or smallspace installation environments. Flexible outer shielding material improves tensile strength and antiinterference performance for steady signal transmission. No driver or complex configuration needed, simply plugandplay for quick connection.

Wellsuited for telephone headset modification, DIY electronic projects, hardware debugging and specialpurpose device wiring. Please confirm your device pin definition matches this cable before purchase; wrong pin assignment may lead to abnormal function or no signal output. This cable is designed for signal transfer scenarios, not for highcurrent power supply applications.