New open box item. May come in original retail box or non-retail packaging (white/clear bag). Box may show wear. Exercise to a soundtrack using these Plantronics BackBeat FIT 2100 wireless headphones. They resist sweat and offer impressive stability during vigorous exercise with a secure behind-the-ear design, and they have a reflective finish to keep you visible. These Plantronics BackBeat FIT 2100 wireless headphones have Always Aware eartips that let you hear approaching vehicles.Embrace the outdoors with rugged and ultra-stable BackBeat FIT 2100 wireless sport earbuds, featuring Always Aware ear tips that allow you to hear your surroundings for safer training in any environment. Built with waterproof and sweatproof materials, its secure-fit earloops stay put and withstand rigorous exercise while its lightweight design keeps you comfortable. And with up to seven hours of wireless listening, you can power a full week of workouts.