Free your workers from their desks with the perfect entry-level Bluetooth wireless headset. Meet the Voyager 4300 UC Series. It's everything your teams need to stay productive and connect to all their devices whether at home or in the office. Keep your teams productive with all-day comfort and dual-mic Acoustic Fence technology that eliminates background noise. Phenomenal flexibility, connectivity, and freedom? Yes please! Walk-and-talk with ease with up to 50 meters (164 feet) of Bluetooth wireless range. One headset, choose your device - PC / Mac and mobile phone connection options with UC versions. Multiple device connections - desk phone, PC / Mac and mobile phone connection options with Office base. Extend the battery life of your headset by using it corded, with audio over USB mode. Stay productive with up to a full 24 hours of wireless talk time. Designed for comfort with an adjustable, enhanced padded headband and improved memory foam ear cushions. Stress free mute with an easy-to-use pinch-to-mute button on microphone boom with dynamic mute alert. Give those around you a visual cue that you're busy - an online ear cup indicator flashes when you're on a call. Personalize your headset using Poly software to customize settings (desktop and mobile). Callers hear you - not your surroundings, with a noise-canceling dual mic with Acoustic Fence technology in a flexible microphone boom. Enhanced listening comfort and acoustic hearing protection with SoundGuard Digital. Microsoft Teams version to support easy collaboration and communication with a dedicated Teams button for instant access to the Teams App. Makes self-service end-user deployment easy to do from anywhere via remote management with Poly Lens, cloud-based device management software. Work the way you want to with your choice of mono and stereo wearing styles. Headset connect to two devices at the same time, remembers up to 8 devices. 77Y93AA