Able Planet Sound Clarity Infrared Headphone Patent pending LINX AUDIO&#8482; for Optimal Sound Quality and Speech Clarity &#34;State-of-the-art infrared technology (IR), to transmit clear sound in true stereo&#34; Lightweight adjustable headband provides superior fit. Full-size ear cups with soft cushions swivel for maximum comfort In-line volume control enables easy adjustment to safe listening levels for hearing preservation Ideal for creating your own personal movie theater in your home or auto