The Monster PowerBeats Sport Headphones deliver the audio quality and style that Monster is known for, now in a compact and sporty design. The headphones feature a secure and comfortable fit with adjustable/bendable ear hooks that wrap around the outside of the ear for terrific stability. There are also 3 pairs of eartip sizes to choose from for a snug in-ear fit. The tips are specially designed to allow you to maintain awareness of your surroundings without leaking music out to those around you. The headphones are also sweat-resistant and UV protected, making them ideal for indoor or outdoor workouts.Each earpiece contains a subwoofer and a midrange tweeter to deliver top-quality audio and ultimate clarity at any volume level. An integrated ControlTalk module lets you make phone calls, take voice notes, control music playback, and adjust volume levels on compatible smartphones and MP3 players, such as the iPhone and iPod touch. The headphones have a standard 3.5mm plug for wide compatibility, and a convenient carrying case for storage and travel.