Power Acoustik IR Wireless Headphones are built for superb audio quality and maximum comfort. The adjustable straps provide you with just the right fit. With a swivel ear-pad design, these 2-channel wireless headphones can be folded flat and packed away safely and conveniently when they're not in use. On long road trips, IR Wireless Headphones can allow your passengers to listen to their movies or shows completely wirelessly through infrared transmission. These Power Acoustic wireless headphones also come with a 3.5mm jack that lets you plug into any compatible portable audio device. In addition to a built-in monitoring function and ALC auto level control, the headphones feature a variable volume control that keeps the sound at a comfortable level. To save battery life, these 2-channel wireless headphones have an automatic power-off function, as well as an On/Off switch.