LG SGEY0003609 Original 2.5mm/3.5mm Stereo Earbud Style Headset with Answer/End Button - Non-Retail Packaging - Black Supports both 2.5mm or 3.5mm Audio Jack. Rubberized EarBud w/Covering. Molded Audio Plug. Send/End Buttons and Miniature Short Clip. Compatible with: See the product's description.