The white Monster Beats PowerBeats Sport headphones use a wired design to communicate with cellular phones, stereos, and other compatible devices. The ControlTalk headphones incorporate a dual over-the-ear and in-the-ear setup. The rubber grips wrap around the outside of the ear while earbuds sit in the ear canal to hold the unit in place. The Monster headphones include a built-in, in-line microphone to make or receive calls. The headset has a clothing clip that allows the wires to be clipped to clothing. The ControlTalk headphones have the ControlTalk in-line remote that adjusts various features including pause, next track, and volume. The Monster Beats PowerBeats Sport headphones offer compatibility with a variety of phones and MP3 devices including the iPhone and iPod. The unit produces stereo sound to create a high-quality listening experience. The Monster headphones use a rubberized cover over the earbuds to provide comfort for the user and protection for the device. The Monster headphones are designed to maintain audibility of surroundings. This feature is helpful to users who want to listen to music or engage in calls while still being aware of the goings-on around them.