Concept CDC-IR10 Over the Head IR Infrared Wireless Stereo Headphones Earphones for Car Audio / Video Devices using Wireless IR infrared Compatible with all in-vehicle audio/video applications using wireless IR signal technology Dual-source with adjustable headband. Rotating earpiece design for compact storage. Includes Volume Control Wired or wireless dual operation capability. Closed ear, foam-padded earpieces for superior comfort, sound isolation and noise cancellation. Opaque styling, IR-transparent ABS plastic housing. Receivers with 270-degree capture of IR signal within 10 ft.