Jabra EASYGO for PCs Bluetooth Headset with USB Adapter - Bluetooth Headset - Retail Packaging - Black Make and take Internet-based and Mobile Phone calls Ease of use with Skype certification and plug n play USB adapter Multiuse allows connection to two Bluetooth devices at the same time Auto-pairing and automatic volume adjustment Up to 6 hours talk and up to 8 days standby time Skype-certified Bluetooth headset and Bluetooth adapter for your PC Plug 'n play USB adapter ensures that no installation is needed Multiuse functionality connects to Skype and your mobile phone simultaneously DSP provides crystal clear conversations on both ends of the call Up to 6 hours of talk time, up to 192 hours (8 days) of standby time