Features:

• Bluetooth v4.0 for fantastic sound quality and optimized battery life.
• AD2P compatible, meaning you can take calls and listen to music.
• Comes with an optional second earphone, which can be plugged in the Micro USB port on the main unit and used to listen to music in stereo.
• Designed for comfortable long-term use.
• Long standby time: up to 10 days.
• Transmission range: 10 meters/32 feet.
• Suitable for: all mobile devices with Bluetooth, as well as tablets, PSPs, game consoles, laptops and PCs equipped with Bluetooth.