Plantronics Discovery 640

The Discovery 640 Bluetooth® wireless headset from Plantronics delivers pioneering styling in a small, ultra light-weight design. Maximum talk-time to 15 hours and stand-by time to a maximum of 180 hours.
Up to 5 hours’ talk time and up to 60 hours stand-by timeAAA battery charger boosts talk time up to 15 hours and standby time up to 180 hoursSet of 4 charging adapters enables direct charging from most common mobile phone chargersVolume and Mute ControlBattery status indicatorWorks up to 10 metres away from your phoneIntuitive, easy to use controlsStylish silver and black designFlexible ear-loop swivels for use on either ear, and choice of ear-gel sizesWeighs just 9 grams, measures just 54 x 17mmIncorporates the latest Bluetooth standard (v1.2) to minimise interference