Plantronics™ Voyager 520 Bluetooth Headset with ergonomic fit for all day comfort. Completely wireless -- use it when your phone is up to 30 feet away! With Plantronics multipoint technology, you can take calls from two paired Bluetooth phones using just this one headset. It’s user friendly with convenient one-touch call controls and desktop charging cradle. Delivers up to 8 hours of continuous talk time or 7.5 days of standby time on a single charge of the rechargeable, lithium ion battery. Includes noise-canceling technology to reduce background noise including an innovative wind screen to reduce wind noise. Supports last number redial and voice-activated dialing when supported by the device and by the carrier. This headset features Bluetooth v2.0 with support for headset (HSP 1.1) and hands-free (HFP 1.5) profiles.