Motorola OEM SYN2113A MicroUSB To 3.5mm Adapter for Nextel cell phone provides a stereo connection for use with your standard 3.5mm stereo headset; equip with microphone to use as a handsfree headset Compatible with motorola V8 / V9 / V9m / Q9 Global and compatible devices using Micro-USB connection (please check with the respective manufacturer if you are unsure of your device may be supported) Use any stereo or mono earphone / headset with 3.5mm jack with this micro-USB adapter This item is NOT compatible with ANY LG or SAMSUNG Phones! Will ONLY work with Motorola Micro-USB Phones!