. The Jabra BIZ 2300 Mono QD corded headset is a revolutionary one-ear headset boasting a flexible microphone boom with 360º rotation to ensure that your microphone is perfectly placed to take calls in comfort. This headset is ideal for professionals who spend a lot of time on the phone for example in call centres & who are seeking optimum comfort & crystal clear sound. It combines light durable materials with a sleek scandinavian design to create a professional-looking headset that can withstand even the most intensive use. It is also available in a Duo version. Fully adjustable & robust The unbreakable flexible microphone boom with 360¢ª Free Spin ensures that the user can position their microphone perfectly without the risk of breakage. Its headband is fully adjustable for the best fit possible. The Kevlar-reinforced cord prevents breakages with its excellent durability & inability to get tangled essential for those too many wires! The Jabra BIZ 2300 series are the lightest headsets on the current market with the mono version weighing in at 49g & the duo version at 68g. The headset comes with soft foam ear pads for optimum comfort. Superior Sound Quality The Jabra BIZ 2300 has numerous sound quality features to ensure that you hear & are heard perfectly The air shock microphone which can be positioned right next to the mouth of the user has been designed aerodynamically to prevent the sound of the user breathing being heard.HD Voice provides life-like crystal clear conversations so that you can focus on your conversation & not the worry of not hearing the other person. The noise-cancelling microphone reduces unwanted background noise making it ideal for for noisy open-office environments. Safe Tone & Peak Stop technology provide ultimate user protection from potentially harmful loud sounds by automatically adjusting the volume to safe levels before the sound reaches your ears..