Insten Universal 3.5mm In-Ear Stereo Headset with On-Off and Mic - Retail Packaging - Hot Pink Enjoy Hands-free conversations with this in ear stereo headset w/ On Off switch Includes integrated earpieces and microphone Cord mounted ON/OFF button which lets you take calls and hang up easily. Excellent sound quality and super clear sound. Compatible with: HTC Thunderbolt 4G;LG Optimus 2x P990 Star; Palm Pre 3