Sennheiser PMX 90 On-Ear Behind-the-Neck Stereo Headphones

The PMX 90 headphones from Sennheiser provide big sound quality from a compact and lightweight package. Ideal for active lifestyles, the headphones feature a behind-the-neck steel band that provides a secure and comfortable fit that won't slip off or mess up your hairdo. The specially-designed dynamic transducers are optimized for portable audio devices to provide natural audio and deep bass without adding bulk or requiring batteries.