This set of Zenex universal stereo headphones retail for $99.99 plus sales tax. Zenex's Xtra Bass Series headphones feature soft padded leather-touch ear pillows and an adjustable open-design headband so you can listen in comfort for hours on end. Their large 40mm speaker drivers reproduce convincingly realistic sound, whether you're listening to your favorite MP3s or DVD movie soundtracks. The best feature is that they are universal so they can be used with iPods, iPhones, MP3/MP4 players, cell phones, laptops, netbooks, desktop computers, portable DVD players, or any other audio device with a 3.5mm audio output. They even come with a 6.3mm (1/4") plug adaptor for use with home stereos, home DVD players, and Pro Audio equipment. The included dual plug airplane adaptor lets you enjoy music and movies privately on your travels. Complete with a full 90 day warranty and our exclusive 30 day money back guarantee.