http://www.simplyheadsets.com.au/wireless/plantronics/cs60-wireless-headset-system.html

The Plantronics CS60 wireless office headset is a market leader and a top seller. Stylish, light-weight and freedom from your desk for up to 100 meters. This model also offers convertible wearing styles:over the ear, headband or behind the neck. No need to worry about battery power because the Plantronics CS60 has a talk time up to 9 hours. You can even answer calls when away from your desk with the optional Plantronics HL10 handset lifter.

http://www.simplyheadsets.com.au/wireless/plantronics/cs60-wireless-headset-system.html