High quality sound Wireless Stereo Headphones with 2.4GHz digital wireless headphone system and 40mm driver unit for deep bass.  
<li>RF wireless headphone system (2.4GHz)</li><li>Smart storage in AV rack (2-way style)</li><li>Automatic ON/OFF functions on Headphones to preserve battery life</li><li>Real Time Channel selection</li><li>Wireless range up to max. 30m</li><li>Battery is charged by sliding the headphones into the transmitter</li>