The 1MORE Quad Driver portable earphones have an isolating ear-insert design. These iPod/cellphone-centric earphones have a 50-inch audio cord with a modified stereo 4 contact mini-plug that works with iPods, iPads, iPhones, and some cellphones, but may not be compatible with other audio devices. The earphones have an inline microphone and inline remote with and integrated volume, music player function, and call connect/disconnect controls. The Quad Driver comes with nine pairs of ear pieces in various sizes and types, a mini-plug-to-1/4-inch-plug adapter, a mini-plug-to-airplane-jack adapter, a removable shirt clip, and a carrying case. It is covered by a 12-month warranty.
