The Soul by Ludacris SL49 Ultra Dynamic In-Ear Headphones are ear-bud style headphones well suited for listening on-the-go, during workouts and just about anywhere. The SL49 deliver high-definition audio fidelity with rich bass, detailed mid range and pristine high-end response. The ear-buds feature isolating ear tips that effectively block out outside ambiance and noise, while keeping the ear-buds secure and in place. The cable has an in-line control switch, making it compatible with Apple iPhones, iPods and iPads. The in-line cord manager keeps the cable free of tangles.