Universale earpiece for 2.5mm cell phone headset jacks-Compatible with: Motorola, Kyocera, LG, and other phones Compatible with cell phones that have round universal 2.5mm headset jacks, including the following brands *** : motorola, kyocera, lg, and other compatible phones(2.5mm jack) Handsfree set comes with an earbud, a microphone with a switch, and a 2.5mm plug. Headset securely and comfortably stays in your ear and allows you to hands free conversations or listen to music on your phone. brand new in the retail package, Headset features on/off switch button and wire clip. please check your device's manual for compatibility before buying, as not all models have 2.5mm headset jacks