DATASHEET: Wireless TechnologyBluetoothTalk RangeUp to 100 metersUnified CommunicationYesOperating SystemWindowsConnectionUSBUsageMobile phones/PCFrequency ResponseWidebandListening ModeOne earMicrophone TypeNoise cancelMute functionYesBoom Arm TypeFixedTalk TimeUp to 12 hoursWearing StyleBehind-the-neck/Headband/Ear hookEHS (Electronic Hook Switch)YesJabra PC SuiteYesCertificationsMicrosoft Bluetooth Headset for all your devices A professional wireless office headset for Microsoft Lync, smartphones and tablets designed for maximum performance. Wireless for everyone The Jabra Pro 935 headset is a professional wireless headset for Microsoft Lync Unified Communications, smartphones and tablets designed for maximum performance. Now everyone in your office can take advantage of the added productivity and comfort that wireless convenience delivers. Simple, intuitive and high quality, all in one wireless solution. A wireless Bluetooth headset with Dual Connectivity Connect the wireless headset with your Desk phone and your Bluetooth devices at the same time. Up to 100 meter range from the base to the headset and from the headset to your Bluetooth Class 1 supported devices. Wireless telephone headset with no battery life concerns Up to 12 hours talk time, and 7 days standby time. The wireless office headset for hot desking Use your wireless headset for hot desking. Connect to any Jabra Pro 925 base in the office. Tap to Connect Near Field Communication technology (NFC) makes it easy for your Jabra device to instantly connect and interact with smartphones and tablets. It requires no more than a simple touch.