Designed for use with MP3 players, CD players, and iPods, the Maxell NB-201 is a pair of reliable and high-performance headphones. Sporting a neckband design along with 90-degree swivel earcups, these Maxell headphones promise you a very comfortable and customized fit. Furthermore, with a frequency response range from 20 Hz to 20 kHz, the Maxell NB-201 behind-the-neck headphones accurately reproduce a wide range of sounds. The 30 mm anisotropic ferrite magnet drivers in these Maxell headphones help it deliver high-quality sounds. With a sensitivity rating of 100.0 dB/mW, these Maxell headphones also render a loud and clear sound output. What’s more, the stereo sound mode in these behind-the-neck headphones enhances your listening experience.