The Jabra GN9330e USB (Universal Serial Bus) wireless headset gives you extra freedom of movement, enhanced sound quality & additional comfort for all your PC-based IP telephony conversations. Talking has never sounded this good. The Jabra GN9330e USB (Universal Serial Bus) is the first wireless office headset to offer true wideband audio. Its astounding 6.8 k Hz frequency range is more than twice that of conventional telephony. Sound of this caliber gives you the feeling of a true "face-to-face" conversation, letting you get more done more easily because you hear every detail the first time. Enhanced noise-canceling microphone technology together with refined wind noise reduction ensures that the person youre talking to always hears you clearly, no matter where you are in the office. The digital security encryption ensures that no-one else can listen in. Headsets have never been more comfortable or so easy to setup & use. The Jabra GN9330e USB (Universal Serial Bus) offers a choice of wearing styles with softer earpiece materials, & the headset connects quickly & effortlessly to your computer. The simple & intuitive controls make it easy to operate & with a weight of only 26 grams, youll forget you are even wearing it. The range of up to 120 meters means you can take calls anywhere in your office environment. You can keep an optional second battery charged in the base & swap it over to give you around-the-clock talk time. In short, the Jabra GN9330e USB (Universal Serial Bus) frees you from the limitations of your conventional telephone handset, providing hands-free convenience & freedom of movement, all-day comfort, & superb sound clarity.