The headset has a beautiful design and a perfect, low-noise sound quality up to a distance of 10 m. It is adjustable in different ways to the size and shape of the head and therefore very comfortable. The microphone is gradually adjustable. The battery running time is up to 4 hours. After a complete discharge, the battery needs about 2-3 hours to charge. The headset also has an automatic sleep function, which switches the headset off when no signal is coming in for more than three minutes or the transmission is cancelled. This headset works on iPod, iPod Touch, iPhone, iPad, Mac, Android Devices, or any computers, tablets devices that support Bluetooth.